DIY Spot Welder Mini Spot Welding Machine With Quick Release Pens
DIY Spot Welder Mini Spot Welding Machine With Quick Release Pens & Battery Specification Brand new Material: metal Size: approx. 105*83.2*28.8mm Cell: 2 * High-speed cell (included) Output Voltage: 4.2V max. Output Current: 639A max. Feature Portable spot welding machine, with quick release welding pen. The integrated solder pen uses gold Plate terminal, with fine conductivity and low contact resistance. Adopts a micro USB charging interface for easy chargin