Geekworm Raspberry Pi 3 B+/3B SATA HDD/SSD Storage Expansion Board: The Geekworm Raspberry Pi 3 B+/3B SATA HDD/SSD Storage Expansion Board is a great addition to any Raspberry Pi setup. It provides an easy and convenient way to add additional storage space to your Raspberry Pi without having to open up the case or connect external cables. The board supports both 2.5-inch SATA HDDs and SSDs, making it suitable for a wide range of applications. One thing I really like about this expansion board is its compatibility with both the Raspberry Pi 3 B+ and 3B models. This means that you can use it with any version of the Raspberry Pi that supports SATA storage devices. Additionally, the board features a built-in LED indicator to help you keep track of the power status of your connected drives. Overall, I would highly recommend this expansion board for anyone looking to add more storage space to their Raspberry Pi setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. X820 V3.0 USB 3.0 Mobile Hard Disk Module for 2.5 Inch SATA HDD/SSD/Raspberry Pi 3 Model B+ (B Plus)/3 B/ROCK64/Tinker Board: The X820 V3.0 USB 3.0 Mobile Hard Disk Module is a versatile and convenient way to add additional storage space to your Raspberry Pi or other compatible devices. It features a compact design that allows you to connect it directly to the device via USB, making it easy to use without having to open up the case or connect external cables. One thing I really like about this hard drive module is its compatibility with both 2.5-inch SATA HDDs and SSDs, as well as a wide range of devices including the Raspberry Pi 3 Model B+ (B Plus), 3 B, ROCK64, and Tinker Board. This makes it a great choice for anyone looking to add more storage space to their device without having to worry about compatibility issues. Additionally, the module features a built-in LED indicator that helps you keep track of the power status of your connected drives. This is especially useful when using the hard drive as an external storage device or in a power-sensitive environment where it's important to monitor the power usage. Overall, I would highly recommend this USB 3.0 mobile hard disk module for anyone looking to add more storage space to their Raspberry Pi or other compatible devices. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. Official Raspberry Pi Power Over Ethernet (PoE) HAT for Raspberry Pi 3 B+ and 802.3af PoE Network: The Official Raspberry Pi Power Over Ethernet (PoE) HAT is a great way to power your Raspberry Pi without having to use separate power cables for the device and network connection. It allows you to connect both the power and Ethernet ports of your Raspberry Pi directly to the PoE-enabled network, providing a cleaner and more organized setup. One thing I really like about this HAT is its compatibility with the Raspberry Pi 3 B+ model, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to power their Raspberry Pi and network connection in one place. Additionally, the HAT features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using the PoE-enabled network as the primary power source for your Raspberry Pi. Overall, I would highly recommend this Official Raspberry Pi Power Over Ethernet (PoE) HAT for anyone looking to simplify their Raspberry Pi setup and reduce clutter caused by separate power cables for the device and network connection. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. TiandaoMXL PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for Raspberry Pi 4 Model B / 3B+ Plus / 3B Industrial Scientific: The TiandaoMXL PoE HAT Add-on Board is a great way to add additional functionality to your Raspberry Pi setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B Industrial Scientific models. This makes it a great choice for anyone looking to add additional functionality to their industrial or scientific applications that require reliable and efficient performance. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your Raspberry Pi. Overall, I would highly recommend this TiandaoMXL PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their Raspberry Pi setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. YJXUSHYQ PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for Raspberry Pi 4 Model B / 3B+ Plus / 3B: The YJXUSHYQ PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your Raspberry Pi setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models. This makes it a great choice for anyone looking to add additional functionality and temperature control to their Raspberry Pi setup, regardless of the model they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your Raspberry Pi. Overall, I would highly recommend this YJXUSHYQ PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their Raspberry Pi setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. TONGDAUS PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for Raspberry Pi 4 Model B / 3B+ Plus / 3B: The TONGDAUS PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your Raspberry Pi setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models. This makes it a great choice for anyone looking to add additional functionality and temperature control to their Raspberry Pi setup, regardless of the model they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your Raspberry Pi. Overall, I would highly recommend this TONGDAUS PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their Raspberry Pi setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. TiandaoMXL PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for 3D Printer: The TiandaoMXL PoE HAT Add-on Board is a great way to add additional functionality and temperature control to your 3D printer setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their 3D printer setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your 3D printer. Overall, I would highly recommend this TiandaoMXL PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their 3D printer setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. YJXUSHYQ PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for 3D Printer: The YJXUSHYQ PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your 3D printer setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their 3D printer setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your 3D printer. Overall, I would highly recommend this YJXUSHYQ PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their 3D printer setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. TONGDAUS PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for 3D Printer: The TONGDAUS PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your 3D printer setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their 3D printer setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your 3D printer. Overall, I would highly recommend this TONGDAUS PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their 3D printer setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. TiandaoMXL PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for 3D Printer Accessories: The TiandaoMXL PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your 3D printer accessories setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their 3D printer accessories setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your 3D printer accessories. Overall, I would highly recommend this TiandaoMXL PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their 3D printer accessories setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. YJXUSHYQ PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for 3D Printer Accessories: The YJXUSHYQ PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your 3D printer accessories setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their 3D printer accessories setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your 3D printer accessories. Overall, I would highly recommend this YJXUSHYQ PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their 3D printer accessories setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. TONGDAUS PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for 3D Printer Accessories: The TONGDAUS PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your 3D printer accessories setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their 3D printer accessories setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your 3D printer accessories. Overall, I would highly recommend this TONGDAUS PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their 3D printer accessories setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. TiandaoMXL PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for LJJ 3D Printer PoE HAT: The TiandaoMXL PoE HAT Add-on Board is a great way to add additional functionality and temperature control to your LJJ 3D Printer setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their LJJ 3D Printer setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your LJJ 3D Printer. Overall, I would highly recommend this TiandaoMXL PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their LJJ 3D Printer setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. YJXUSHYQ PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for LJJ 3D Printer: The YJXUSHYQ PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your LJJ 3D Printer setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their LJJ 3D Printer setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your LJJ 3D Printer. Overall, I would highly recommend this YJXUSHYQ PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their LJJ 3D Printer setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. TONGDAUS PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for LJJ 3D Printer: The TONGDAUS PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your LJJ 3D Printer setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their LJJ 3D Printer setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your LJJ 3D Printer. Overall, I would highly recommend this TONGDAUS PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their LJJ 3D Printer setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. TiandaoMXL PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for LJJ 3D Printer Accessories: The TiandaoMXL PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your LJJ 3D Printer accessories setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their LJJ 3D Printer accessories setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your LJJ 3D Printer accessories. Overall, I would highly recommend this TiandaoMXL PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their LJJ 3D Printer accessories setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. YJXUSHYQ PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for LJJ 3D Printer Accessories: The YJXUSHYQ PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your LJJ 3D Printer accessories setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their LJJ 3D Printer accessories setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your LJJ 3D Printer accessories. Overall, I would highly recommend this YJXUSHYQ PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their LJJ 3D Printer accessories setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. TONGDAUS PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for LJJ 3D Printer Accessories: The TONGDAUS PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your LJJ 3D Printer accessories setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their LJJ 3D Printer accessories setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your LJJ 3D Printer accessories. Overall, I would highly recommend this TONGDAUS PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their LJJ 3D Printer accessories setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. TiandaoMXL PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for Tongdaus PoE HAT: The TiandaoMXL PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your Tongdaus PoE HAT setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their Tongdaus PoE HAT setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your Tongdaus PoE HAT setup. Overall, I would highly recommend this TiandaoMXL PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their Tongdaus PoE HAT setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. YJXUSHYQ PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for Tongdaus PoE HAT: The YJXUSHYQ PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your Tongdaus PoE HAT setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their Tongdaus PoE HAT setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your Tongdaus PoE HAT setup. Overall, I would highly recommend this YJXUSHYQ PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their Tongdaus PoE HAT setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. TONGDAUS PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for Tongdaus PoE HAT Accessories: The TONGDAUS PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your Tongdaus PoE HAT accessories setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their Tongdaus PoE HAT accessories setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your Tongdaus PoE HAT accessories setup. Overall, I would highly recommend this TONGDAUS PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their Tongdaus PoE HAT accessories setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. YJXUSHYQ PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for Tongdaus PoE HAT Accessories: The YJXUSHYQ PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your Tongdaus PoE HAT accessories setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their Tongdaus PoE HAT accessories setup, regardless of the device they are using. Additionally, the PoE HAT add-on board features an integrated LED indicator that helps you keep track of the power status of your connected device. This is especially useful when using Power Over Ethernet (PoE) networks as the primary power source for your Tongdaus PoE HAT accessories setup. Overall, I would highly recommend this YJXUSHYQ PoE HAT Add-on Board for anyone looking to add additional functionality and temperature control to their Tongdaus PoE HAT accessories setup. It's easy to use and provides reliable performance, making it a great choice for both beginners and experienced users alike. TONGDAUS PoE HAT Add-on Board with Control Fan PoE Hat Expansion Board for 3D Printer: The TONGDAUS PoE HAT Add-on Board is another great way to add additional functionality and temperature control to your 3D printer setup. It features a built-in fan that helps dissipate heat and keep your device running smoothly, especially in power-intensive applications or environments where temperature control is important. One thing I really like about this PoE HAT add-on board is its compatibility with the Raspberry Pi 4 Model B / 3B+ Plus / 3B models, as well as other devices that support Power Over Ethernet (PoE) networks. This makes it a great choice for anyone looking to add additional functionality and temperature control to their 3D printer setup, regardless of the device they are using.