... %,THD<10% 3.Warm start 4.25000hrs,2.5years warranty fluorescent t5 retrofit1.power14w 21w 28w 35w 54w2.power factorPF≥95 ... . Feature a)energy savingIt saves energy over 45%than traditional fluorescent lamp. b)High efficiency and good color rendering Hight efficiency ... .06312.7~13.7≥0.99≤10%1050~120020wSepecificInput Voltage AC/110V or 220-240VPower Consumption 14w,28w,35w,49w,54wCircuit ...