DIY Portable Battery Storage Mini Spot Welding Tool PCB Circuit Board Welding Equipment Spot Welders for 18650 26650 326

Description Users need to bring their own 12V battery for power supply the welding current is about 90A 150A and it is easy to weld the common 0 1mm 0 12mm nickel plated sheet Automatically trigger welding free the finger Specifications Working voltage 12V 14 6VWorking current 90 150AWelding mode automatic triggerBattery recommendation 20 45ah lead acid battery with good performance and small internal resistance3 5 5 5ah 3S model airplane lithium battery pack around 45C30 35ah capacity 18650 battery pack The battery pack that can start the car can basically meet the power supply needs of this circuit Steps for Usage Long press the switch for 1 5 seconds to adjust the powerthe indicator light shows green low powerblue medium powerred high powerPackage Included 1x Main Circuit Board2 x Input Wire2 x Output Wire with Welding Pen 1 x Welding Components KitNOTE 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 5² or 4² wire then it will reduce the risk of power tube burnt