Specific Modes: This e-reader offers 3 modes and 5 brightness levels for eye comfort, a bright mode for reading alone in the dark, a dim mode for reading with other lights, and an amber mode ideal for shared spaces. Two Time Settings: Choose 30 or 60 minutes according to your reading style. Whether it's a short article or a long novel, our timer aligns with your pace. In addition, the timer of this reading light protects your eyes from prolonged exposure to light. Flexible and Strong Clamp: With its large sturdy clamp, this reading light attaches firmly to books and offers a flexible head (180 horizontally and 90 vertically) for easy adjustment. It remains stable, without sliding on the page. Wide light coverage: Compared with the traditional reading lamp, our design integrates 9 LEDs for complete illumination of your reading material, guaranteeing a brighter experience and protecting your eyes. 80h autonomy over a week: Immerse yourself in your favorite readings without worrying about the battery. Designed for efficiency, this book light lasts a whole week on a single charge and is easily recharged via USB.