12V Spot Welder PCB Circuit Board 18650 Lithium Battery Energy Storage Spot Welding Machine Portable Soldering Equipment DIY Kit

Features: 1.a99 adjustable power levels, with real-time display of gear levels on digital tubes2.Real time voltage monitoring protection, if the voltage is not within the range of 8-17v, display ue3.Real time mos tube temperature protection. If the mos tube temperature exceeds 45 ℃, ce will be displayed4.Using 5 mos transistors, the peak current of spot welding can reach 1500a5.10awg wire, aluminum oxide copper spot welding needle, ensuring high current carrying capacity and durability6.Pure copper conducts electricity and heat, improving spot welding efficiencyParameters:Product model: a99Working voltage: 12vWorking current: 100-300aStandby power consumption:Welding nickel plate thickness: 0.1-0.3mm (related to battery rate)Welding peak current: 1500a maxVoltage requirement: 25ah-60ah or 30c or higher high rate batteryPackage include:Package oneMain board1Package 2Main board1Welding pen2Connection line2Heat shrink tubing2Nickel sheet1Screw*4

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