9 LED & DIFFERENT BRIGHTNESS LEVELS:This reading light offer different brightness settings.THE BEST portable book light for bookworms and kids. 360° FLEXIBLE GOOGE NECK WITH SILICONE COVER:The goose neck is flexible which put the light on right position exactly where you want, silicone surface protects pages being clamped and offers secure grip compared to naked neck. Its perfect for camping, kid\'s reading, study, music stand, computer light, tasks & hobbies. NON-FLICKER Light & EYE-PROTECTION: The book light with Natural and Non-flickering light which protect your eyes. There are multi different brightness settings which which are suit for working ,sleeping and reading . RECHARGEABLE LITHIUM BATTERY & PORTABLE:Built-in rechargeable 1000MAH battery, enjoy your wireless 60 HOURS reading without charging (at low brightness setting). 4 power modes to choose from, USB ports,Laptop, Power banks, and 5V phone charger (not included). Standard Android micro-USB cable included. WORRY-FREE WARRANTY:Please remove plastic films on both sides of the clamp before use. Isightguard provides a 45-day money back and 18-month worry-free! We are fully guaranteed for its quality problem.