"9 SETTINGS 28 LED With 3 color temperatures (3000K to 6500K) and 3 brightness settings (low, medium, high), ``' to change color temperature, 'M' to control brightness. Touch control, easy to operate, satisfying your different light demands in daily life. Reading lamp equipped with 28 upgraded LEDs to provide more uniform luminance than normal LED.EYE PROTECTION FUNCTION Round head lamp simulates diffused reflection of natural light, reduces eye multiple shadows, clear vision, no flash, no glare. No blue LED light protects your eyes from harm, soft light allows you to read in bed without disturbing your partnerHIGH CAPACITY & RECHARGEABLEBuilt-in reading light with 1800mAh USB rechargeable lithium battery , provides up to 28 hours of continuous light (low light setting). Fast charging interface, only needs 3 hours, you can play anytime, anywhere, eliminating the trouble of connecting the wireSTURDY CLIP AND 360 FLEXIBLE GOOSE NECK The sturdy clip with padded clip on any furniture edge without scratching it. The flexible neck allows you to bend and twist to the exact position, the clip light giving you plenty of light wherever you are"