Connect the charger with the configurator and then connect the configurator to the computer USB port.

Computers with Win10 will install driver program automatically when connected to the Internet. Other system users need to download and install driver program manually.
Then find the responsive port in the device manager.

Run “MRK_USB.exe” file. Fill the serial port number in configuration part or click AUTO and OPEN button, the system will search automatically.

Charger Number, Supply Voltage and other related data will be showed after successful connection.


To get former charger configuration information, click the READ CONFIGURATION button.

Copy the configuration information to the edit box for modification by clicking the COPY button.

After modifying responsive configuration information in the edit box, click the WRITE CONFIGURATION button to write the configuration information in the charger.


The system will show “Successful configuration change! ” if the change is successful and “Change configuration failed !” or “Data range error!” if the change is failed.

“Battery Charger Recommended Information” is helpful to change the charger parameters.

Once the information was configured, power on the charger and then connect the battery. The charge or discharge will be done according to the settings.


“Battery Charger Recommended Information” is helpful to change the charger parameters.
Once the information was configured, power on the charger and then connect the battery. The charge or discharge will be done according to the settings.