Adopt copper amorphous transformer - High frequency transformer with strong conductivity can save energy, resist to high temperature, provide long working hours and lower loss.

Smart chip - ｉｎｓｅｒｔ smart chip, cooler welder rapidly. When there is something stuck in the machine, it will power off automatically to protect welding machine being damage from overheating.

Upgraded large capacitor with premium quality - Its strong anti-electricity fluctuation ability and high energy storage ability can stabilize output current.