High quality material: this lightweight, portable handheld spot welder is made of aluminium alloy housing, tough, durable, with anodic oxidation surface, wear resistant, nice.|Efficient welding: maximum output current is up to 4.2V max 650A; there are total 9 gears of output power, easily adjustable via one press, for precise welding.|Good welding pen: integrated welding pen, not hot, safe to grip, with gold-plated terminal, ensures fine conductivity, low contact resistance, for beautiful welding spots.|Power bank function & indicator light: equipped with USB port, it can fast charge mobile devices; LED lights clearly indicate the working gears and power status, very convenient.|Long endurance: built-in high capacity battery, rechargeable via Type-C port, allows the spot welding machine to continuously weld thousands of points after being fully charged.
