Place of Origin:Guangxi, China (Mainland) Brand Name:Goldisgood Color:White Specification:OEM Material:Glass, Quartz, glass Certification:CE, ROHS Working Lifetime(Hour):5000h Diameter:10mm-18mm Voltage:12v-450v Wattage:50w-5000w Filament:carbon fiber Usage:linghting, heating Shape:straight Tube color:clear, ruby, white reflector