This is a kind of quality spot welding tool set, one-button operation, turn on/off, energy adjustment, operation modes switching can be controlled by one button. Suitable for nickel sheet with the thickness from 0.1mm to 0.12mm, or it may burn out if exceeds this range.

Features:
6-stage energy settings, with totally 7 LED lights, 6 LED energy indicator light and 1 blue indicator light for automatic welding mode.
Automatic welding, keep manual welding interface.
One-button operation, turn on/off, energy adjustment, operation modes switching can be controlled by one button.
Thickened overcurrent copper bar for reducing the internal resistance and increasing the output current capacity.
Bolt connection, convenient and quick.
Suitable for nickel sheet with the thickness from 0.1mm to 0.12mm, or it may burn out if exceeds this range.
Wide applications:
Suitable for 4000-6000mAh, 45C-60C 3S model airplane battery.
Suitable for 12 V car battery from 25-40ah, requires fine performance and small internal resistance.
Suitable for 30-35ah 12 V capacity lithium battery-pack.
Note: Can not be used for super-capacitor.

Specifications:
Name: Spot Welding Tool Set
Material: metal+plastics
Controller size: 55 * 55 * 15mm / 2.17 * 2.17 * 0.59in
Item weight: 134g / 4.73ounce
Package size: 138 * 85 * 75mm / 5.43 * 3.35 * 2.95in
Package weight: 167g / 5.89ounce

Packing List:
1 * Controller
1 * Pair of Welding Pen
1 * Pair of Powerline
1 * Bag of Connecting Bolt
1 * Guideline