Portable DIY Mini Battery Spot Welder 18650 Battery Box Assembly Welding
Color: Black
Specifications: 2.8V 3000F
Charging Voltage: 5~5.6V
Charging Current: 2~20A

Features :
This product is suitable for connecting 2 series farad capacitors (2.8V + 2.8V). It is recommended that a single capacity of 3000F or above.
The circuit is precisely controlled by the microcontroller program. It is divided into 3 power levels. 300A power tube X4 is output in parallel.
NOTE: This product does not contain farad capacitors, and the circuit does not include charging control.

Package Included :

1 x Main Circuit Board
1 x Buzzer
2 x Welding Pen With Wire
2 x Input Wire
4 x Copper Ears
4 x M5 Screws
2 x Welding Pen Insulation Heat Shrinkable Tube