Why is this product for you? This spot welder was designed having in mind a wide range of applications, from electric bike maintenance, DIY enthusiasts, battery manufacturing, factory assembly line, or technical training. With highly accurate measurements, a state of the art LED panel, and 2 operating modes, this battery spot welding machine will impress with its functionality and versatility! New Features Two welding modes - push-up welding and controlling with foot pedal switch Welding current setting range - 0-99 Welding pressure of welding head can be adjusted by a knob Pulse number can be set 1P/2P The welding head is equipped with LED light, which helps you work at night Welding thickness (nickel-plated) - 0-0.2mm Welding thickness (pure nickel) - 0-0.15mm A 40A-60A circuit breaker may help to prevent tripping out. Packing List 737G main machine x 1pc Welding needles (welding head) x 4pcs Foot pedal switch x 1pc 4-cells battery fixture x 1pc Nickel plated strip x 60pcs Fuse tube x 2pcs Hexagonal wrench x 1pc User manual x 1pc