LOUVER FITTING 1, T5 Recessed Fluorescent Case 2, Alanod anodized aluminium 3, Built in ballast 4, CE Rohs Recessed Fluorescent CaseSpecification:Housing:0.6mm ... : SONTEC,VS,OSRAM or TRIDONIC.ATCOIstallation: RecessedInput: 220V /50~60HzLamp:T5 3*28W/54WBase:G5Body material: 0.6mm sheet steelA:1195 ... be widely used in factories, stores, office, school (ST-A328+) Recessed Fluorescent Case