... 60mm 90mm 120mm 150mm 4.Life span 50,000H High Quality SMD 3528 60mm120mm150mm T8 led tube light 3 years ... guaranteeSpecification: Operating temperature: -20 to 40 degrees Celsius High intensity, low heat, no flickering and no UV emissions ... tubes, no need for ballast or starter For electromagnetic ballast, please remove the starter before using, for electronic ballast, please ...