This Clip On Book Light is made of , which can withstand use. Features the acrylic material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. This Clip On Book Light will make reading books easier and smoother. Features -Color:Assorted Color -Material:Acrylic -Size:2.50X18.30X0.90cm/0.98X7.19X0.35in Light color: warm, white, natural Color temperature: 3000K, 4500K, 5500K Battery: 250mAh Maximum brightness: 50lm Working time: 3-15h Charging time: 40min - Quickly press 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. - Double clips and magnetic design 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 reading lamp