Spot Welder DIY Kit Mini Spots Welding Machine Control Board for Welding Battery

Features: * Brand new and high quality * Made of high quality materials * Using 5 MOS tubes the maximum current can reach 2390A. * High power output design 99 levels of adjustable output power more precise welding and can continuously weld thousands of points on nickel/nickel plates. * Welding is the principle of using large current and high temperature to quickly melt and cool down the nickel sheet. * Equipped with 2 copper bars which greatly improves the over-current capacity. * The solder joints are accurate and beautiful supporting the welding of 0.05-0.3mm nickel sheets iron sheets and stainless steel sheets. * This spot welding machine can be used for spot welding of cylindrical lithium batteries and nickel-metal hydride batteries such as 14650/17490/18 650/21700/26650/32650. Specification: Name: Spot welding machine control board Material: printed circuit board Product size: 80*45mm/3.15*1.77 inches Packing size: 145*85*105mm/5.71*3.35*4.13 inches Package Included: 1 x control board 4 x stainless steel screws 2 x spot welding pens 2 x connecting cable 2 x heat shrink tubing 1 x nickel plate Note: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.Please allow slight manual measurement deviation for the data.