If you want to buy a tool that can read e-books, you can consider the following options: 1. E-book reader: This tool can convert e-book files into a readable format. It usually has an e-book reading function that can automatically recognize the font and layout, as well as provide functions such as flipping pages and bookmarking. The price of e-book readers ranged from tens of yuan to thousands of yuan. You could choose the right product according to your budget and needs. 2. Smart phones or tablets: These devices also support e-book reading functions. You can find and read e-book files through the built-in e-book reading application. These devices can also browse the web and watch videos. The price of smart phones and tablets ranged from a few hundred yuan to thousands of yuan. You could choose the right product according to your budget and needs. 3. Online reading platforms: Some online reading platforms also provide e-book services such as Amazon's Amazon, Google Play Books, and Dangdang Books. These platforms provide a large number of free e-book resources and reading experiences without the need to buy physical books. The price of online reading platforms ranged from a few yuan to hundreds of yuan. You could choose the right platform according to your needs. No matter which tool you choose, you should ensure that you have enough storage space and reading resources to store and read more e-book files.