... easy to replace the traditional fluorescent Energy Saving LED Bulb Light LED Bulb-E271>Aluminum and glass body2>High lumen output,500lm ... Warm white3.Aluminum and glass body.4.Ambient temperature:-40C -- 80C5.Color temperature:2800-3300K,5500-6000K6.High lumen output,500lm ... module lighting system advertising signs, LED fluorescent tube, LED can light, LED PAR lamps, LED spotlights, LED ceiling lamp, ...