... 4. Excellent heat dissipatio LED spotlightFeatures:Product NameLED SPOT LIGHTItem NoMH-3SLPower3wLED Power3*1wInput VoltageAC100-240vColor temperaturewarm white/white ... : BrightOperating temperature ;-20~40degreeLight color : Warm white, natural white , cool white, red,blue, green, etc .Heat sink : ... .3) Energy saving and environmental friendly.4) white,warm white,red,green,blue,and yellow color and ...