search of a practical and professional reading light? Please do not miss this product. Made from reliable 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:White -Material:Plastic -Size:24.00X3.70X2.30cm/9.43X1.45X0.90in Average service life:5000h (h) Light source power:0.5W (W) Voltage:<=36V (V) Working time: 3-15h - Quickly press to change light color, featuring three color temperatures to among warm light, white light and natural light. - Satisfy a variety of usage scenarios, read at night in the dormitory, read and write in the bedroom. - USB rechargeable, can be charged bank, charger, laptop, computer, and etc. - Strong and durable clip design is able to fit for different needs, can be fixed on different objects. - Adoption of simple and convenient design, this product also can be used for a long time. Package list: 1 x book light