Model: SGL001
1.Directly plug the USB cable into the port on your notebook or PC. 2.No external power supply is needed. 3.Switchless USB works until you unplug it or turn off the notebook or PC. 4.Power saving design comes with reliable LED light: LED light is rated average 8000 hours of use 5.Unit packing:blisterPacking detail:QTY：100PCSNW：9KGGW：10KGMEAS：65*32*28.5CM