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This is a high-quality battery spot welding kit. It has a 99-speed power adjustable design, the welding process is more accurate,

Spot welder control board has real-time gear display function of digital tube, which can control temperature and precision more accurately.

Spot welder kit DIY can be used for energy storage spot welding of 14650/17490/18650/21700/26650/32650

Nickel-plated sheet requirements: 6 square pens can spot-weld 0.05-0.2mm nickel-plated sheets, 10-square pens can spot-weld 0.05-0.3mm nickel-plated sheets

Material: pcb+acrylic

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