1. Adopts microprocessor control .

2. Has dual function of spot weld and convex weld .
3. The output voltage can be regulated randomly.
4. The welding speed is quick and the efficiency of welding is high.
5. The machine itself can stand impact and shock .
6. Setting a indicating light for welding state.
7. According to the clients demand, the welder can be made into a multi-spot welder