... 90% energy 4.can get free samples 5.t8 fluorescent tube light can replace 30W Name t8 fluorescent tube Power consumption 22W, Input Voltage AC120VAC230V Frequency ... Less lumen loss and better illuminating effect.5Stable and Efficient LED Driver(Efficiency>=85%),with PFC solution(PF>0.92).6Dust ... . Applications: Offices,factories,shouping mall,school,airports,metrohousehold,,etc t8 fluorescent tube