hid ballast Remark: 12v/35w,12v/50w,24v/35w,24V ... or DC9-32V L*W*H:90*78*30mm hid ballastRemark: 12v/50w,12v/35w,24v/50w,24V/ ... less than 4.0A* Instant ignition voltage: 23000v~25000v* Ballast lifespan: >3000 hours* Anti-electromagnetism disturb: reach S95/54 ... /EC standard* Output voltage frequency: 250HZ* High voltage interior integration design* Open circuit protection: automatic protection ...