... 2.Use EDISON chips,100lm/w for cool white 3.Warranty:5years spot lights SpecificBrand namePASSUNWatt3*1Minimum lighting distance0.5 meterInput ... 60 degreeColor TemperatureWarm white 2,600-3,700KNeutral White 3,700-5,000KCool White 5,000-10,000KLight Typeled spot light Housing ... incandescent lamp.2) Use Edison chips,207lm/w for cool white.3) Environment friendly. no UV no infrared radiation, ...