10 LED USB Light,Nice design and material, convenient, lights up your notebook anywhere you wish, 1.)10pcs white LED's light2.)USB port on your notebook or PC3.)Gentle bright ray4.)Working voltage: 5V5.)LED light is rated to average 100,000 hours of use6.)Nice design and material, convenient, lights up your notebook anywhere you wish, on the plane, in a meeting or in bed 10 LED USB Light