99 Gears 12V Spot Welder Kit Digital Power Adjustable Spot Welding Pen Control Board Nickel Sheet For 18650 Lithium Battery

Voltage requirements: 25AH-60AH or high-rate batteries rated 30C or above This product has stringent voltage requirements. Before purchasing, buyers must carefully review the recommended batteries. This product is only compatible with the specified batteries. Should damage occur from using other batteries, the buyer shall bear full responsibility. Before use, buyers must thoroughly consult the manual and instructional videos. Your understanding is sincerely appreciated.Set according to the requirements before use. Features: 1.99 adjustable power levels, with real-time display of gear levels on digital tubes 2.Real time voltage monitoring protection, if the voltage is not within the range of 8-17v, display ue 3.Real time mos tube temperature protection. If the mos tube temperature exceeds 45 ℃, ce will be displayed 4.Using 5 mos transistors, the peak current of spot welding can reach 1500a 5.10awg wire, aluminum oxide copper spot welding needle, ensuring high current carrying capacity and durability 6.Pure copper conducts electricity and heat, improving spot welding efficiency Parameters: Product model: a99 Working voltage: 12v Working current: 100-300a Standby power consumption:<0.5ma Welding nickel plate thickness: 0.1-0.3mm (related to battery rate) Welding peak current: 1500a max Voltage requirement: 25ah-60ah or 30c or higher high rate battery Package include: Package A Main board*1 Package B Main board*1 Welding pen*2 Connection line*2 Heat shrink tubing*2 Nickel sheet*1 Screw*4