... 2x36w 220V 50-60Hz ;110v 60hz3.super quiet magnetic ballast or energy saving electronic ballastT8 fluorescent lamp lighting bracket ... 1x36wwire:copper or alluminumlight source:fluorescentMatch Tube:T81.No, flicker,energy saving ballast,super quiet,saft and hight effect, ... material,direct pulsion and rotation installation feature;5.magnetic or electronic ballast all matched6.CE, ROSH, SASO, TBS ...