Electrical data Rated wattage:300W Input Voltage:AC100~277V Operationg frequency:50/60 Hz Rated power factor:>0.9 Power efficiency:>0.9 Ambient temperature:-30~55℃ Protection grade:IP40/IP64 Material:PBT+Aluminum Net weight:1.41kg Light Technical data Beam Angle:360 degree Light Source:LED LED chips:SMD2835 LED chips quantity:1876pcs Luminous flux:40500LM Color Temperature:6000K pc cover:Transparent Color rendering index RA:>80 Lifespan:50,000hrs Warranty:5 Years warranty Feature: 1.Aluminum PCB with heatsink design cooling fase 2.Replace MH,CFL,HPS,HID,incandescent ,mercury 3.Application in warehouse,garden,house,park,street,commercial lighting,etc 4.Standard 6kV surge protection,no ballast need 5.PC cover protect LEDs from dust,insect and humidity working environment