Features:

- This spot welder employs the principle of rapid local heating and cooling of high current for efficient and precise spot welding, also known as butt welding or contact resistance welding.

- It automatically triggers welding, making it ideal for DIY enthusiasts and professional welders alike.

- Recommended to be used with a variety of battery packs such as 12V car starting power supply, model aircraft 3Shigh-rate battery pack, three-string high-rate lithium battery pack, Hitachi 409003 string battery pack, and robust 12V 20A lead-acid batteries.

- It includes a control panel that lets you switch easily among 4 power levels with a long press for 3 seconds. It also features a green light pulse output indicator and a buzzing sound to indicate each spot welding output.

- It is designed to be portable, stable, reliable, and durable to ensure a long lifespan and excellent welding results.

Specifications:

System Voltage: 12-14.6v

Working Current: 90-150A

Recommended Battery: 20-45ah lead-acid battery with good performance and small internal resistance, 3.5-5.5ah 45C 3S Lithium battery pack for model aircraft, 30-35ah Rongli type 18650 battery pack

Note: Self-provided 12v battery for power supply

Package included:

1 x Spot Welder PCB Circuit Board

1 x User Manual

1 x Control Panel