1, 5w led ceiling lights 2, 5X1W/5X3W 3, high power led 4, ww,nw, cw 5, dimming Product name : 5w led ceiling lights Item : ... .High luminous efficiency, focused illumination, high efficiency of light energy utilization.6.Product uses aluminum heat sink design, ... low power, high efficiency, high anti-static high-power light sources, energy saving and environmental protection, energy saving significant ...