ceiling light fixture 1.Complied TUV-CE,RoHS 2.Power:8w,14w,21w,28w,35w,54w 3.PF>99%,THD<10 ... High quality balalst, 30000hr ceiling light fixtureCeiling light fixture Power: 2*14w,2*28w,2*35w,2*54wCeiling light fixture Features:1.Material ... 7.Installation:Ceiling mounting, series connectionApplication: House lighting, shopping mall,refrigeratory,show case,hotel,office etc ceiling light fixture (2*28w)