Ballast Hid 1.Voltage:220-240v, 50Hz or 60Hz 2.Watt: 70w, ... :53mmX66mm 4.tw 130CE, RoHS, ISOStandard Ballasts Electromagnetic ballasts for HID lamp For HS (high-pressure sodium)discharge lamp HI/MH ... )discharge lamp HM(high-pressure mercury vapour)discharge lamp Ballast Hid