Key Specifications/Special Features:Light source: 1W high power efficient LED, 130lmInput voltage: 110V/60Hz, 220V/50HzCT: 4, 200K, 5, 200K, (±200)Beam angle: 60 to 180 degreesLuminous flux: 9, 750lm (maximum)Operating temperature: -20 to 45 degree CelsiusCooperate with Cree, using Cree top...