DH20 Upgraded Version DH30 With Screen DIY Spot Welder with Display Handheld Portable Mini Spot Welding Machine With Qui

Note Please full charging before using The two needles of the spot welding pen cannot be touched together the power will increase a lot when touched together which will cause a short circuit and burn the machine With OLED Screen Coming Based on fans feedback we launched the DH20 Upgraded version can also called DH30 with screen which can easier to use it have a 0 91 inch OLED screen now can set MAX 20 gears power can welding MAX 0 2mm Nickel Steel Strip and can see input and output voltage and current on the screen Specifications Screen 0 91 Inch OLEDMaterial Metal CaseBattery Capacity 5500mAhWelding Output 4 2V MAX 650AUSB Output 5V MAX 2 4ACharging Port Type cProduct Weight 302gProduct Size 103x83x29mmPackage size 143x107x48mmPackage weight 407gSpot Welding Power Setting Start with the first gear and increase the power slowly until it can be welded Do not increase the power if it can be welded Avoid MOS bombs The black solder joints indicate that the power is too high When welding press down the soldering pin lightly and the nickel sheet and the battery can be bonded together The harder you press the less solid the welding will be It will automatically trigger after pressing down for one second Adapter Selection Requirements The adapter requires 5V 2A or more If you don t have such adapter we recommend buying it at our store together to better charge the spot welder USB Output Port Description Because the internal circuit of the spot welding machi