... Suitable for Metal halide lamps,sodium lamps 70W-400W,1000W . Can start the lamps very fast and well,wtih good trigger inside. Type:70W-400W Metal halide ... 3)work reliable and so on 4)used for pressure sodium lamp, metal halide lamp1.Type:ignitor CD-72.Characteristics and used ... :The ignitor is Mainly used for high pressure sodium lamp, metal halide and other types of gas discharge lamp ...