... 110v,60hz 3) Diffuser can be choosen 4) T5/T8 available T5/T8 troffer lighting fixtureProfessional customized provider.Housing:Body is made ... beautiful and fire proofing and resists heat.Not only T5,T8 but also LED tubes are ok!1)CE WIRE ,lampholder ... colours to choose!Application: office,shop,and marketplace High Quality T8 Fluorescent Light Fixtures