Led Reading Desk Lamp Hand Sweep Switch Control USB Led Bar Light Kids Study Features:  1.This light with Hand Wave Sensor Switch is the perfect solution for kitchen, restroom those places you don’t want to touch the switch when your hands are wet, just wave your hand upon the switch to activate the light (the working distance is 2-5cm), wave again to turn off.  2.it is perfect for Bedroom Kitchen and Cabinet,wardrobe,Closet,Stairs 3.lightweight and Easy Installation: You can stick it anywhere you want with adhesive strip or screws.  4.Mini LED night light, good for camping, desktop lighting. Use of environmentally friendly lead-free processes, harmless. 5.Compatible with all standard USB device, power bank, mobile charger, computer, laptop. 6.Slim size, it won't take up much space in your laptop case, and is perfect for illuminating your keyboard. 7.3 mode switchable: cool white, nature white, warm white.(2 switch button, one for cool white LED, one for warm white LED) 8.LEDs are rated to last about 50,000 hours of use and consume little power.   Specifications:  Switch Type: Hand Sweep Sensor Switch Lighting Color: White/Warm White/Changeable(Three Colors) Color Temperature: Warm White (2800K-3000K)/White (6000K-6500K)  LEDs Type: 2835SMD Length:30CM/40CM/50CM  Voltage: DC5V  Powered by：USB  Detecting distance: 2-5cm CRI:>85  Material:Aluminum alloy Type: USB LED Bar light Material: Aluminum Light Color: Nature White / White / Warm white Color Temperture: 4000-4500K( Nature White); 5000-6000K( White); Warm White (2800-3200K)   Package: 1*USB LED Bar light