... ,150W,200W,240W,available 240W LED high bay lighting CE/RoHS ModelSTH-240AC1Watt240WVoltage90-264VACCCT2700-3500KSizeL=420mm H=639mmPF ... other contamination. No pollution to the air. 4.The industrial light is controlled by constant current and constant voltage. ... supermarkets, exhibition halls, gymnasium, and some other places where need industrial lighting. 30W, 50W, 80W, 100W ,150W,200W ,240W,320W ...