DIY Spot Welder Mini Spot Welding Machine 9 Gears With Quick Release Pens & Battery

SpecificationMaterialMetalSizeApprox 105 83 2 28 8mmCell2 High speed cell included Output Voltage4 2V max Output Current639A max FeaturePortable spot welding machine with quick release welding pen The integrated solder pen uses gold Plate terminal with fine conductivity and low contact resistance Adopts a micro USB charging interface for easy charging Built in high speed battery 2 with fine charge and discharge properties Fine workmanship and good performance Easy to use Long service life Use Instructions1 Please extend pressing for 3 seconds When the buzzer rings that is turn on off 2 Short press the button If the buzzer rings that is shift position Press one time and it can add 1 gear 1 9 cycles and the 9th gear is the strongest welding strength 3 After placing the welding pen the buzzer rings Waiting for about 0 5 seconds to trigger welding 4 When charging the power indicator flashes When all 4 lights are on to indicate that it is fully charged Welding can be performed while charging Package included1 x Spot Welding MachineNote 1 Please allow 1 2cm error due to manual measurement 2 The colors may have different as the difference display please understand