USB Rechargeable 8 LEDs Book Light Clip On Reading Light LED Lamp Eye Protection Nightlight 3 Color Temperature Stepless Dimming with Memory Function Great Gift for Children Students Book Lovers Travel Features: 【Portable Design】: Small and lightweight, easy to carry around, suitable for indoor and outdoor use. Perfect as book light, bedside lamp, laptop light, tablet light, e-book light, desk light, camping light, etc. Ideal for nighttime reading, study, knitting and so on. 【3 Light Modes and Brightness Adjustable】: Only one key operation is needed. The light can be switched 3 color temperature-1600K/5500K/2800K（Warm Yellow/White/Warm White). Support stepless dimming, soft and even light, protect eyes. 【Bending in Any Directions】: Super 360° flexible neck can be bent into various direction freely, you can easily get the most comfortable angle, it also creates a perfect private space for you reading in bed at night. 【Rechargeable and Long Lasting Use】: Built-in rechargeable 450mAh lithium battery. About 60 minutes charging time, it can work continuously for 5-15 hours(Varies with brightness and usage). Comes with USB cable, easy to access to any USB port like computer, laptop, mobile phone charger, power bank, etc, very convenient e. 【Memory Function】: The light with memory function, when reading light is turned on again after power off, it will automatically switch to the last used brightness.       Specifications: Model Name: Reading Light Material: ABS + Iron Type: 8LED Strip Lamp Head/12LED Round Lamp Head(optional) Color: White/Black(optional) Brightness: 50 Lumen 3 Color Temperature Adjustable: 1600K(Warm Yellow)-5500K(White)-2800K(Warm White) Power Supply: Built-in 3.7V 450mAh Lithium Battery Charging Time: About 60 minutes. Red LED is on when charging, and auto-off when fully charged. Lasting Time: About 5-15 hours.(Varies with brightness) Package Size: 10 * 5.6 * 4.1cm / 3.9 * 2.2 * 1.6in Package Weight: 63g / 2.2oz Packing List: 1 * Reading Light 1 * USB Cable 1 * User's Manual(Chinese, English)