... ROSH, SASO, TBS APPROVED T8 fluorescent lamp lighting fixture 1..energy saving ballast; 2.Power:1x18w 1x36w 2x18w 2x36w ... super quiet magnetic ballast or energy saving electronic ballastT8 fluorescent lamp lighting bracket holder base lamp fixture,lamp fittingSpecifications for Fixturestyle ... fluorescentMatch Tube:T8 1.No, flicker,energy saving ballast,super quiet,saft and hight effect,low watt startup ...