DH20 Pro 9 Gears Mini Spot Welder with Extra Single-handed Welding Pen Nickel Plate 18650 Battery Welder Spot Welding Ma

Single handed Welding PenWith Single handed Welding Pen you can complete battery pack work more efficientlyFeatures Portable spot welding machine with quick release welding pen Compact and portable size design can easy to take belong Integrated welding pen use gold plate terminal with good conductivity and low contact resistance Thickened pure copper strip and imported MOS tube can save energy and can provides longger service time Built in high rate power battery with fine charge and discharge performance more stable Specification Material Metal CaseBattery Capacity 5500mAhWelding Output 4 2V MAX 650A USB Output 5V MAX 2 4ACharging Port Type cProduct Weight 302gProduct Size 103x83x29mmPackage size 143x107x48mm Package weight 407gHow to Use Take note to fully charge the battery before use 1 To Turn On Off Long press button for 3 seconds then release the button after hearing the boot sound 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 Soldering Operation Start with level 1 unit will start soldering after 0 5 seconds once it detects item Power setting can be adjusted to suit different soldering job If high level going into current protection mode and reboot you can connect a USB input 4 Auto Power Off After no activity for 15 minutes the unit will automatically shut down 5 USB Output The USB output will