t8 electronic ballast electric ballasts

...T8 LED Tube Light Product Description Universal Compatibility: UL cUL DLC Type A + Type B, compatible with electronic ballast, directly replace traditional fluorescent lamps. Dual model: Plug and play T8 LED tube (Type A) , Bypass T8 LED tube (Type B) Also It work directly from 100-277VAC, connect to electricity directly. The universal compatible tube could be compatible with ballast