400W HID High Bay Light: Die-casting aluminium gear box 5MM Tempered glass high pure aluminum reflect 400W HID High Bay Light:Operating Voltage:110-130V/60Hz,220-240v/50HzMax Watt: 400W Lamp: MH250-400W/E40,HPS250W-400W/E40Material: Die-casting aluminium Finishes:White,Black,Gary IP 65 Packing:58.5*55.5*43.5cm/8pcs (gear box) 50*50*57cm/20pcs (reflector)