Category: Laptop Accessories and Parts When it comes to laptop accessories and parts, there are a few key categories that you should be aware of. These include batteries, cooling fans, keyboards, and charging ports. In this review, we will take a closer look at each of these categories and provide our thoughts on the products available in each one. Batteries: Laptop batteries are an essential part of any laptop, as they allow you to use your device without being plugged into an outlet. There are many different types of laptop batteries available on the market, including those from Toshiba and other manufacturers.