The Amazon Kindle Colorsoft features a 7-inch colour display with 300 ppi black-and-white resolution, 150 ppi colour resolution, built-in adjustable light, optimised font technology and 16-level greyscale. Measuring 127.6 × 176.7 × 7.8mm and weighing 215g, it has 16GB of on-device storage, enough for thousands of books, with free cloud storage for Amazon content. Battery life lasts up to 8 weeks based on 30 minutes of daily reading with wireless off and light setting at 13, with a full charge taking less than 2.5 hours using a 9W USB-C power adaptor. It supports 2.4GHz and 5GHz Wi-Fi and a range of Kindle, document, image and Audible formats. The IPX8 waterproof design is tested to withstand immersion in 2 metres of fresh water for up to 60 minutes. Supplied with USB-C charging cable and Quick Start Guide.