led tube light * High quality SMD LED tube light. * Long time brightness * inisolated driver * SAA,TUV,UL,CE,ROHS,C-Tick, Specifications: ... : UL&TUV&Fcc&Rohs&CEFeatures of Old Ballast Compatible Tube Light:almost 50% energy reductionLED light source no mercury, ... · Use isolated constant current output to drive ,ensure safty in use T8 LED TUBE 1500cm led tube old ballast compatible tube light with ...