1. 15 LED book light 2. Fashion and popular design 3. Eco-Friendly 1. 15 LED book light2. Fashion and popular design3. Eco-Friendly4. Brightness:13k-15kMCD5. Battery life:2 years6. Function:book light7. good quality8. need 3 x AAA battery, also can use USB interface9. Packing:100pcs/ctn,50pcs/innerbox,1pc/polybag LED Book Light,Book light,clip book light,reading light,table light,reading lamp