* 220V or 110V power * Big size fit for night use * Super long life * UL CE Rosh include

Power: 110V/60Hz, 220V/50HzSize:150*130*77mmKey name: Ctrl , Alt , A, B ,? ,! ...Profile:* Super big size PC keys, easy to press it for turn on or turn off in the night. * LED light , very super engergy-saving , 2000Hs just use power 1Kwh.