1.5w hight power LED bulb. 2.Luminous efficiency>90LM/W. 3.More than 50000h life span. Feature:100-240V input Voltage.Working Temperature: -20°C~40°CNO Hg and UV.CRI: Warm white>85 cool white>75Life hour:>50,000HLow power consumption, high intensityMajor reduction in power costsColor temperature: 6000K~6500K, 4000K~4500K, 3000K~3500KApplication: Indoor lighting, Office lighting, Shop window, ...