Color Temp(k):3000kColor Rendering Index (cri):85Color Temperature:Warm White (2700-3500k)Luminous Flux:17000lm/28000lmBeam Angle(掳): Average Life (hrs):1000 HoursOrigin:Mainland Hid:Metal Halide LampsHalogen Bulb:J254 Halogen Lamp17000lm/28000lm:1000 Hours Lifetime1000w /1500w:D10.1mm * L254mm