Diy 12v Battery Storage Spot Welding Machine Pcb Circuit Board

Can be welding 18650 lipo battery, it is portable, stable and reliableSystem voltage: 11.5V-14.8VWorking current: 100-200ASuggested battery:30-35ah capacity 18650 battery packInstructions for use:Function buttons: 1, used to switch the machine, 2 used to switch gearsWhen the power is turned on, the default is the first gear. Press the button for 2 seconds to releaseThe gear is increased by one gear, and the buzzer sounds and the LED flashes corresponding to the number of gears.For example: the 3rd gear, the buzzer sounds three times, the LED flashes 3 times, a total of 5 gears. The spot welding intensity is gradually strengthened from the 1st gear to the 5th gear5 is the strongestAfter the 5th gear, press and hold the button again. It will power off. In the off state, press and hold the button to power on, and the gear will return to the first gearThis 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-0.15mmNotice: The 18650 battery and DC power cannot be used as a power supply. It must have a high rate RC battery or a car batteryColour:As shownMaterial:PC+MetalPackage Contents:1 x spot welder KitOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.