Description Still in search of a practical and professional reading light? Please do not miss this product. Made from ABS, metal, PC material, durable for long term to use. Non-flickering light can better good protection to your eyes while writing, reading, working, and studying, let you have satisfying using experience. Features -Color:Blue-Material:ABS,metal,PC-Size:10.30X3.50X1.50cm/4.05X1.38X0.59in-Note:Without USB line.-Voltage:3.7V.-Power:1W.-Electrical Current:40MA.-Irradiation Distance:1M.-Battery capacity:50MAH.- Light color: white, warm light, cold light.- Charging port:USB.- Made from ABS, metal, PCmaterials, this reading light is durable, can be used for long period.- Convenient and effortless, the rechargeable book light can be adjusted to different angles easily.- Safe to your eyes for satisfying using feeling while reading, studying, working, the LED reading light satisfy your demands.- Can be used as both reading light or night lamp, clip on design, save space, a good gift choice for friends and relatives.- Adjustable light color, and this book light for you can be charged by computer, power bank and other device with USB port.Packing list: 1 x reading lamp