Introduction:     Voltage: 4-12V Current: more than 800A            This product is an integral spot welding pen, which needs to be used with a spot welding machine. It is only a welding pen of a spot welding machine and cannot be used alone. 18650 battery spot welding pen, suitable for long-term work, improve work efficiency, made of thick copper bar. The appearance is beautiful and tidy, the overall copper strips dissipate heat quickly, which is very suitable for assembling battery packs. All copper bars are cleaned and protected with strong acid to ensure the brightness of the copper bars is very beautiful The handle has double springs that can be retracted. Each welding pen is independently retractable. The strength is moderately controlled. It does not happen that the ordinary integrated spot welding pen cannot reach the pressure balance between the two welding pins, resulting in a large welding failure and low working efficiency. This problem is solved by using double springs independent telescoping, which is suitable for batch spot welding production. Built-in travel switch, one-handed operation, no need for foot pedal, greatly improve work efficiency. When using a pen-type hand-held spot welding handle, the palmar short muscles can touch a large area of the battery surface, and it will not be fatigued by long strokes and heavy spot welding handles during long-term work, which is very suitable for mass production.            Product Image                                       If need a separate spot welding cable, or pen + cable, please click on the picture to buy                                    Spot welding pen accessories, 16/25/35/50square copper cable, can be used as a complete set, please click on the picture for details.