Mini Portable DIY Spot Welder Machine Welding Tool Kit For 18650 Battery

Portable Mini Spot Welder Tool DIY Battery Welding Machine 11 Gears AdjustableFeature: 1: The handheld spot welder does not require an additional spot welding pen and is convenient to carry with you wherever you go. It combines a built-in power supply and a soldering pen into one, making it easy to weld without the need for an external soldering pen.2: Suitable for 18650/26650/36650 and other cylindrical batteries, mobile phone batteries and electronic devices that require batteries. The spot welding machine can be used for electronic equipment that has been damaged due to battery damage, and can be restored to use after replacing the battery (similar to a handheld electric drill), saving money and environmental protection.3: Easy to use - There are only 2 buttons, and the buttons of our spot welding machine are labeled, making them easy to use. The battery spot welder does not need to leave the palm of our hands. Press and hold the side power switch button with your middle finger for