12V 18650 Mini Lithium Spot Welder cf-type-kits Using common anode input mode

Using common anode input mode

Modulation

1 screwdriver

Banana Pi and BB Black

Turn the sensitivity adjuster (counterclockwise) until the red LED goes out and the tone disappears

12V 18650 Mini Lithium Spot Welder cf-type-kits Using common anode input modeThis is a 12V Battery Storage Spot Welding Machine Circuit Board. Spot welding is welded by the principle of rapid local heating and cooling by high current. This Product is much portable and durable that it can easily be carried anywhere. The circuit board of this spot welder can be used for welding 18650 26650 32650 lithium batteries. A battery with a large discharge current will directly affect the welding effect. If the battery capacity is greater