The control unit tHE CS can be connected to an inverter-charger combination and to a battery of the tHE BatPro series. You can then monitor your tHE BatPro series battery as well as the powerful inverters (INC/INV) or the battery charger (INC) with just one control device. If you have several tHE BatPro series batteries connected in parallel in the vehicle, the total power or capacity of the connected batteries will be displayed.