Meet the Kobo Aura ONE: a premium e-book reader with a 7.8″ display, front lighting, and edge-to-edge design. It reduces blue-light exposure, allowing you to get some reading done without disrupting your sleep cycle. In fact, in automatic mode, brightness and hue are adjusted based on the time of the day.
This e-book reader is waterproof. It has 8 GB of on-board memory, 11 fonts, and support for 14 file formats, including PDF, EPUB, and MOBI. The battery life lasts up to 1 month. Ships for $229.99.