Specifications: Input voltage: 7~30V DC Power Consumption 1W Current : 350mA LED power:1W LED intensity: > 90LM LED type: Soel/Luxeon/Cree/Chinese Service time: 50.000hours Efficiency: 80% Size: 26mm / H7mm LED driver: Constant Current driver Applications: Boat light Lanterns Spotlight Closet Light Emergency Light