9 Different Settings: The reading light has 3 color modes with 3 brightness settings. Thanks to its touch control, the 9 settings are suitable for different situations and for people sensitive to light. Equipped with 28 LEDs for more uniform brightness than others. Eye-protection function: The circular clip-on light simulates the diffuse reflection of natural light, reduces multiple shadows, and enables clear vision , no flash, no glare. The blue light-free LED protects your eyes, and gives you a soft light that allows you to read in bed without disturbing your partner. Rechargeable and high capacity: its built-in 1800 mAh battery with overcharge protection provides up to 28 hours of continuous illumination (low light setting). Quick charging interface only takes 3 hours. You can read anytime and anywhere, without having to plug in the cable. High-performance clip and flexible neck: the high-performance clip with padding can be attached to any edge of furniture without scratching it. Sufficient grip allows you to hold it everywhere. This reading lamp has a flexible neck that can be bent and rotated to fit the exact position, allowing you to have enough light wherever you are.