... adapter is for updating T8,T10,T12 fluorescent lamp to T5.Easy fit T5 adapter ... tubes while maintaining the same brightness, moreover, with the electronic ballast in the adapter, the ... all. Features:Replaces T8 /T10/ T12 fluorescent tubes with magnetic ballast (with/out correction capacitor).1. 40% to ... rewire (only several minutes, no touch existing Fluorescent fittings, just replace T12 or T8 tube by ...