... 35W,50W,70W,150W,250W,400W MH digital ballast for commercial lighting <70w technical dataModelMH-70W-ELighting Source TypeMH&HPS 70WInput ... years(3 years full and2 years prorated)<· ASIC developed with independent intellectual rights, simple circuit and stable performance·Wide range of ... 35W,50W,70W,150W,250W,400W MH digital ballast for commercial lighting