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.
●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.
Specifications: 2.8V 3000F
Charging Voltage: 5~5.6V
Charging Current: 2~20A
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
This product has updated the style and has the same function as the product in the picture without any mistakes.
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