... and 240 1000W Dimming Electronic Ballast (Both for HPS AND MH)1. Output different wattage: SuperLumens--1000W--600W--400W2. Easy to ... both 120V and 240V4. The dimming ballast can run for MH and HPS lamp5.The warranty is 3 years.6. Color ... thermal: Available7, Protection of end of lamp life: AvailablePHYSICAL CHARACTERS1, Weight:6.5KG2, Max. Lamp distance from ballast 15.50m3, Operating temperature ...