... % Power:8w,14w,21w,28w,35w 1)T5 Batten fixture with earth wire (Aluminum material) 2)White coated body 3)Power ... THD<10%,Usual quality:PF>0.95,THD<30%4.Use tri-phosphor powder fluorescent lamp,more brightness,high efficiency5.No ... .Long lifetime,>10000hrs,energy saving up to 45%7.Installation:Ceiling mounting, series connectionApplication: Industrial lighting, House lighting, shopping mall,refrigeratory ...