Feature:Model: XH-M604Input Voltage: DC 6-60V (max 80V)Display Precision: 0.1VControl Precision: 0.1VOutput Type: direct outputVoltage Tolerance: +/-0.1VApplication Fields: 6-60V storage batterySize: 81 x 54 x 18mmUsing Method:Set Starting Voltage:in normal display voltage state,press the button will display start charging voltage;long press for 3s the digital tube will flash;you can start or stop button to set starting up charge voltage valueSet Stop Voltage:in normal display voltage state,press the button will display stoping charge voltage;long press the button for 3s the digital tube will flash;you can start or stop button to set stoping charge voltage valueFactory Reset:in power on state press the start/stop button at the same time,digital tube will display 888;that represents factory reset settingsInclude: 1 x Battery Charger Control Module