1.Magnetic ballast for metal halide (HPS/MH/HM) 2.Watt:70-400W 3.100% Copper,good ... (H*W):53mm*66mmtw:130Description: 1.Wattage:HPS/MH35W, HPS50W, HPS/MH70W, HM80W, HPS100W, HM125W, HPS/MH150W, MH/HM250W, MH/HM400W2.Voltage:220V ... to our distributor.Quality Approval:CE,TUV metal halide lamp 150w ballast