Detailed Product Description Product DetailsOperating Voltage: 220-240V/50HZDie-casting Aluminum BodyTempered glass:heat-proof,crash-proofReflector in pure aluminumStainless steel external nuts and screwsHeat-resistant silicon rubber seal ringAvailable in Class I, IP65Place to be used:tunnel,buildings,gymnasium,etc.40W twin fluorescent lamps L=1300mm58W twin fluorescent lamps L=1600mm