1) Main voltage:220V-240V. 2) Main frequency:50-60 Hz. 3) Low raise temperature. 4) Low power consumption. 400w magnetic ballast for metal halide lamp and sodium lamp CodeWattLamp typeCurrent(A)VoltageP/FCP(uf)TLB7070MH/HPS0.98220-240V/50Hz0.3812/18TLB150150MH/HPS1.80220-240V/50Hz0.418/25TLB250250MH/HPS2.15 / 3220-240V/50Hz0.425/40TLB400400MH/HPS3.25 / 4.6220-240V/50Hz0.4232/50Detailed Product ...