Certifications: UL, RoHS, CE Life span:50000-80000 hours Wide voltage input: 110 to 277V AC Power factor: >0.95 SpecificationCommercial and residential lighting:ideal for office,conference room,supermarket,restaurant,school,library,living,room,etc.Voltage ranges:AC110-277V lead to lower power consumption.Exquisite fashionable appearance,non dizzy design,Aluminum Alloy body and PMMA coverCombine ...