Act as a switch; connect one leg of your charger or load through these terminals.
Once powered, the screen will light up. Here is how to program your weld time. Xh-m608 Manual
Suitable for batteries within the 6-40V range. Output Type: Relay switch (isolated from control circuit). Dimensions: Approximately Menu Functions ( ) Act as a switch; connect one leg of
Sets the voltage at which the relay deactivates. Act as a switch