... -80Ambient Temp:-20-60°C2.Charateristics of LED High luminous efficiency. The COB LED module can be up to 110Lm per watt for white ... the 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. 7.Picture of LED high cost performance cold led light source 5W