... 3W LED light and One PCS controller,Features:Thickening with high-grade aluminum shell, more rapid cooling.Driven by ... attenuation, to ensure safe high-power LEDDrive circuit with over-temperature protection, short circuit protection. Long life and high reliability designSafety ... proof, leak-proof power. Compact, easy to installUSA CREE chip with original, red, green, blue, yellow, cool white, warm ...