The Lloytron L1616 "Gamma" is a stylish touch study desk lamp with variable dimmer settings. The neck of the lamp is foldable and rotates so you can focus the light wherever you wish. Conveniently, you can power the lamp via a USB connection or USB adaptor (USB cable & adaptor included). The lamp also uses long life energy saving LED's. The cool white light helps increase concentration and alertness when studying.