Description: Farad Capacitor Spot Welder Nickel Portable Spot Welder Storage Sheet Weld Supplies for Mini Home 18650 Lithium Battery 1. Capacitors can instantly release a powerful current that instantly melts metal for welding within a few milliseconds. 2. Capacitors can be stored at zero voltage. Super high current discharge capacity. 3. Super power and welding ability, 0.3mm nickel plated, 0.2 pure nickel 4. Professionally designed two series of low internal resistance 3000 Farad supercapacitors. 5. Four super-current Morse tubes 6. 16 square welding wire, thickened pure copper welding pen, with alumina copper spot welding needle, spot welding Non-stick needle. 7. Easily weld 0.2 pure nickel, 0.3 nickel plated, 0.4 stainless steel (unit millimeter), and the welding is bright but not black 8. Automatic welding is adjustable in 0.5-7 seconds, and welding power is adjustable in 1-119 gears. 9. The board comes with constant current and constant voltage charging and capacitor equalization functions. 10. Capacitor voltage display at a glance. 11. This spot welding machine is suitable for cylindrical monomer, mobile phone soft pack battery, electric vehicle battery assembly, power tool battery maintenance, etc.      Specifications: Itemname: Farad Capacitor Color: Blue Size: 23*13.5*15.5cm Usage: Spot welder Suitable: 0.3mm Nickel strip Function 1: farad capacitor Function 2: spot welder capacitor Function 3: welder capacitor