... lamp electronic ballast -CE,EMC,LVD,ROHS,FCC approved -Rated or High tolerance voltage:110V-277V -Wattage:23W-400W Induction Lamp ... DC electronic ballast in 15W,23W,40W, make induction lamp widely used in emergency lighting, solar lighting areas etc ... on and off frequent area.Specifications of TW induction Lamp electronic ballast: BallastTypeRatedVolt(V)Current(A)Basic FrequencyPower ...