Certifications: UL, RoHS, CE Life span:50000-80000 hours Wide voltage input: 110 to 277V AC Power factor: >0.95 ... room,etc.Voltage ranges:AC110-277V lead to lower power consumption.Exquisite fashionable appearance,non dizzy design,Aluminum Alloy ... 277V,50/60HzTube CrustAluminum +PC(Transparent)IP RatingIP50Luminosity530lm±10%Power factor>95%Color TemperatureWhite 6000K~7000KNet Weight:0.25KG/ ...