The philips hid pv 50 s sdw tg mini white son ballast runs 1x50w metal halide lampsthis ballast is for use in luminaire minimal lamp power spread lamp end of life detection independent use with strain relief long lifetime of 40000 hours it is also rohs compliant this philips hid pv is usually used in shop lighting as it creates a cosy atmosphere it is ideal for goods displays it is suitable for indoor use this unit is designed for optimum system performance with philips mastercolour cdm