Specifications can be welding 18650 26650 32650 lipo battery it is portable stable and reliable system voltage 12v 14 6v working current 90 150a suggested battery 1 20 45ah lead acid battery with good performance and small internal resistance2 3 5 5 5ah 45c 3s aeromodel lithium battery pack3 30 35ah capacity 18650 battery pack this circuit with a 12v battery will become an energy storage spot welding machine for welding nickel pieces such as lithium batteries and nickel chromium batteries according to different configurations the thickness can be about 0 1mm 0 15mmfunction description after power on press and hold the switch for 2 seconds to turn onthere are 4 modes press and hold the switch for 3 seconds to switch to a beep sound and finishlevel 1 low power1 green light flashes once2nd gear medium power1 green light flashes twicelevel 3 high power1 green light flashes three times4th gear automatic modewhen the red light is always on press and hold the switch to turn off the device note if the battery is pretty good and the internal resistance is very low and then there may be large current overload if you are not sure about your battery it s better to extend the wire by around 1 meter with 2 5 or 4 wire then it will reduce the risk of power tube burnt package included 1 x main circuit board2 x input wire2 x output wire with welding pen 1 x welding components kit
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