Features:  Portable Spot Weldering Tool Kit: small and compact size, as small as a power bank, easy to carry, with a zipper case for storage.  2 Working Modes: support automatic working mode and manual working mode (manual mode is used with pedal switch), with temperature control and protection function, and support real-time temperature monitoring of circuit board.    Welding Spot Count: with spot welding counting function, the welding is more accurate and the effect is better.  Recommended Nickel Strips: supports welding of nickel-plated strips with a thickness of 0. 1mm-02mm.  Color LCD Display: the 1.8-inch LCD color display can view the input current, temperature, power and other data. With screen flip function.  More Features: with functions of low battery charge reminder, real-time circuit board temperature monitoring and high-temperature reminder, automatic shutdown, firmware upgrade, etc.  Wide Applications: it is applicable to the special spot welder for factory / test / maintenance DIY welding battery.    Specifications:  Plug Type: EU Plug / US Plug (Optional)  Material: ABS+aluminum alloy  Display: 1.8 inch color LCD display  Working Mode: Automatic/manual  Input Current: 0.0-3.0A  Pulse Time: 1~99ms  Screen Flip: 0° or 180°  Printed Circuit Board Temperature: 0-99& 8451;  Welding Count: 0-99999  Input/Update: Type-C  Output: XT90, 4.2V(Max.)  Recommended Nickel Strips: 0.1-0.2mm  Battery: 1 * 4.2V, 10000mAh  Item Size: 148 * 80 * 26mm / 5.83 * 3.15 * 1.02in  Item Weight: 628g / 1.39lb  Package Weight: 716g / 1.58lb  Package Size: 20 * 10.5 * 5cm / 7.87 * 4.13 * 1.97in    Packing List:  1 * Spot Welding Machine  1 * Pair of Soldering Pen  1 * Roll of Nickle Sheet  1 * Adapter  1 * Zipper Bag  1 * Manual (English)