200W Charger   It provides 36~96Vdc voltage adjustable features by jumper setting, which can be widely used in Mars, MSRT, MSRT pro convertible series. 500W Charger With minor components change, this charger might provide 72Vdc, 96Vdc and 120Vdc, which is suitable for current Mars and MSRT series. Optional External 1000W Charger With its isolation conversion technology plus precision control, the optional charger can be installed in Parallel operation up to 4 units.