... . Luminous Flux:680-800lm 4. Warranty: >50,000h 2ft 9W T8 LED Tube Light Widely used in the hotels, advanced clubs, underground car ... is safe, reliable and high power factor;2) Special heat dissipation design and professional thermal management;3) Good quality with UL, ROHS ... , lead & mercury, environment protection;7) Anti-shock, anti-hit;8) High brightness and long life span, more than 50,000hours;9 ...