Portable Mini Spot Welder With LCD Display, Dual Power From Lithium Battery Packs Or 12V Car Supply, Compact Welding Machine For DIY Hacks, Transistor Weld Tool For Quick, Reliable Battery Pack Welds

Compact dual-power mini spot welder with LCD display
✔️ Pack: 1 unit, dual power input: lithium packs or 12V, LCD control

This compact, portable spot welder is built for quick, reliable battery pack repairs and DIY welding on the go. Ideal for hobbyists, makers, repair shops, and field service, it handles small-scale battery work with precision.

✅ Dual power input: lithium battery packs or 12V car supply
✅ LCD display for precise pulse control
✅ Auto and manual modes for flexible use
✅ Heavy-duty construction with 2 oz copper power board and 10AWG cables
✅ Fast switching with five 300A MOS tubes and 20ns timing
✅ Suitable for welding 0.1mm to 0.15mm plated steel strips

💡 What is a spot welder used for in battery packs?

This handy tool helps assemble and repair small battery packs, making field repairs and DIY builds quicker and cleaner.

• Joining nickel strips and pack tabs with controlled current pulses
• Supports stable welds for small scale lithium packs and cells
• Operates from lithium battery packs or a 12V car supply for on the go jobs

✝️