DIY Spot Welder Pen Portable 12 V Battery Storage Spot

This is a kind of fine quality welding pen set, suitable for welding 18650/26650/32650 battery. The welding current approx. 90-130A, which is more than enough to welding common 0.1mm-0.12mm nickel plate.
Upgraded to automatic triggered design, do not need to press button for long time anymore, completely frees your hands. Added copper-strip to increase the current that can be passed through, and the max passable current is 200A. You can have a try.
Lightweight and portable, stable and reliable, wear resistant and can provides long service time.
Through the MOS tube output, this energy will be concentrated at the end of the welding pen, and it will be heated by short circuit.
Fuse the nickel sheet firmly with the battery.

And it is precisely controlled by the single-chip microcomputer program without trigger switch.
Suitable for welding 18650/26650/32650 battery.
The welding current approx. 90-130A, which is more than enough to welding common 0.1mm-0.12mm nickel plate.
Upgraded to automatic triggered design, do not need to press button for long time anymore, completely frees your hands.
Added copper-strip to increase the current that can be passed through, and the max passable current is 200A.
Battery recommended:
20-45ah leadacid battery with fine performance and small internal resistance.
3.5-5.5ah 3s 45C Li-polymer battery group.
30-35ah 18650 lithium battery group.
Name: Welding Tool Set
Item size: 80 x 44 x 17mm / 3.15 x 3.15 x 0.67 inch
Material:Metal + plastic
colour:Black+red+green

Package contents:
1 * Circuit Board
2 * 10AWG Input Cable
2 * Welding Pen
1 Roll * Nickel Sheet
1 Set * Screws

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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