【7 LED & 9 BRIGHTNESS】 Equipped with 7 upgraded LED to deliver more uniform luminance than normal LED. Featuring 3 color temperatures(3000K to 6500K) x 3 brightness settings(Low,Medium,High ), 9 modes in total. Long press to control color temperature, short press to control brightness. | 【1000mAh RECHARGEABLE & POWER INDICATOR】Built in rechargeable 1000mAh lithium battery brings up to 4-hour lighting time (at low brightness setting). | 【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 try the best to offer the brightness you want and protect your eyes. | 【360° FLEXIBLE GOOSE NECK】The goose neck is flexible and you can put the light on right position exactly where you want, ideal assistant for computer, reading, bedroom, making up. | 【LIGHTWEIGHT & PORTABLE DESIGN】Lightweight enough for your nighttime reading in bed. Also come with a portable bag for convenient storage while travel.