Led T8 lamp:Tempered glass diffuser,Aluminium base T8 series:1/2x18w,36w,58w With Mag./Ele. ballast ... or LED tube Energy saving 1.LED T8 lamp(Outdoor ... aluminium waterproof lamp) Type:DY-6258U (watt:2x58w,with 2 pcs ... strong development capability.11.Certificate:12.Packing list: LED T8 lamp