... Color-Rendering Index: 60-80Ambient Temp:-20-60°C 2. Characteristics of round LED modules : a. High luminous efficiencyThe COB LED module ... can be up to 110Lm per watt for white color and 100Lm per watt for warm ... lighting, such as LED bulb, LED spot light, LED down light, LED tube, LED street light, LED table light, LED high bay light, LED strip light ect ...