Features: 1.Material: Lamp body made of casting Alloy 2.Instructure: 1*1W, 1*3W, 3*1W 3.Life time: 35,000 hours 4.Operation Voltage: AC/DC12V, 24V 5.Consumption: 1.8W, 3.5W, 4W 6.Size: 50mm diameters