... electrical ballast Excellent ability of protectingenvironment OEM is acce T8 fluorescent tubes,volt input 240vac, for 10W, ... resistant;3.Could shut off automatically when the tube is time over,or woring in abnormal ... status,and it will restart change the tube;4.Valtage:110-250V,50/60HZ;5. ... 110V-250V; Fluorescent Lamp Series T8 electronic Ballast with Pre-heat Start Extending Tube Life Span