Product Specification: Diameter: Dia. 49mm (1.93 in.) Depth: 52.5mm (2.07 in.) LED Base: MR 16 Beam Angle: 30° LED Chip:Epistar LED Available Colors: Pure White (5500-6000K),Warm White (3000-3500K) Lumen Output: 80LM/Watt Power Consumption: 3W (3*1W) Input Voltage: AC/DC 12V UV or IR radiation: None Lifespan: 50,000+ hours