Mini Circuit Board Spot Welder 18650 Battery Box Assembly Portable DIY Welding Machine

NOTE: This product does not contain farad capacitors, and the circuit does not include charging control. 

ï»?/span>Features:

??/span>

?�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.

??br>Specification:
??br>?ŠColor: Blue

Specifications: 2.8V 3000F

Charging Voltage: 5~5.6V

Charging Current: 2~20A

??br>

Package Included:
??/p>

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
??br>?ŠDetail Pictures:

??br>