... ) For HS (high-pressure sodium)discharge lamp HI/MH (high-pressure metal halide)discharge lamp HM (high-pressure mercury vapour)discharge lampShape ... ,HS/MH70W,HS100W,HM50W,HM80W,HM125W2.Voltage:220V,230V,240V3.Frequency: 50HZ,60HZ4.Material: 100%copper wire, good silicon steel5.Certificate ... sample is available.Quality & Approved :CE ,TUV 70w MH/HPS lamp philips type HID magnetic ballast