Stepless Dimming and 3 Color Modes: Adjust the brightness from 100% to 10% by long press button to suit different reading ... up to 80 hours lighting at lowest brightness. 4 LED indicator lights ...

Up to 80 hours (general reading, single head ... [Eye Caring & Ergonomic Design] No flickering and blue light filter design with advanced LED beads. No eye strain any more for both kids and ...