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Portable DIY Mini Spot Welder Machine 18650/32650 Battery for Soldering Machine Spot Welding Tool with Copper Solder Pen


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                  With a 3.7-4.2V 4.5Ah lithium battery, with a discharge rate of 100C and a charging capacity of approximately 400A.
                  Output through the MOS tube, and the energy will be concentrated at the end of the solder pen, and short-heated to fuse the nickel sheet tightly with the battery.
                  It is precisely controlled by the Single Chip Microcomputer Program without flipping the switch.
                  Self-transporting with a charge control module, which charges the battery through the USB port.
                  And it can weld hundreds of welding points on commonly used nickel plated sheets within 0.1mm-0.15mm if fully charged.
                  With a red and green charge indicator lamp.
                  Fine workmanship and good performance.
                  Easy to use.
                  Long service life.
                  Type: 1#:  Single Battery 2#: Dual Batteries

                  Battery: 3.7V, 4500mAh (included)
                  Size: approx. 124 x 80 x 18mm / 4.72 x 3.15 x 0.71in

                  Package included:
                  1 x Spot Welding Tool
                  1 x Battery
                  2 x Copper Solder Pen
                  1 x Buzzer
                  2 x Screw
                  1 x USB Charging Cable
                  1 x Nickel Sheet

                  Detail Pictures:

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