Feature:1. 【High Cost-effectiveness】: This product is a pulse argon arc welding machine, the cost of equipment and operating costs are much lower than the laser welding machine, and at the same time equipped with the function of a laser welding machine, cost-effective. Strictly in accordance with international standards and user requirements for the use of the production process.2. 【Sturdy Structure】: The sprayed-iron housing structure is sturdy and long-lasting, with reliable arc starting and smooth arc, and high electrical and thermal conductivity of copper wire.3. 【High-tech Design】: Adopts 50A to 600A current MCU control system, IGBT inverter technology, magnetic ring transformer, and other high technology, offering stable working performance.4. 【Multifunctional Design】: It can be used for welding a variety of materials, including pure gold, cobalt-chromium alloy, etc., to meet the user\u0027s various welding needs at the same time.5. 【Multi-parameter Adjustable】: Automatic matching current and voltage, welding current, welding time, and deflate time can be adjusted according to your needs.6. 【Multi-protections Design】: The protective cover prevents foreign objects from entering the machine. With automatic voltage compensation, overload protecting, over-current protecting, over-temperature protecting, and other multi-protecting functions to avoids accidental injury.7. 【Easy to Operate】: Small size, easy and stable operation, maintenance free, suitable for beginners and professionals.Specification:Name: Spots Welding Machine Material: metalInput power: 100WWelding voltage: 40VWelding current: 50A-600AWelding time: 3ms-30msMaximum welding frequency: 1HzMaximum argon consumption: 5L/minGassupply pressure: 20.1MpaProtectng grade: IP21Item size: 155 * 280 * 235mm / 6.10 * 11.02 * 9.25inPackage List:1 * Spots Welding Machine1 * Power Cable1 * Base1 * Handle1 * Pressure Gauge1 * Airhose1 * Tweezer1 * Welding Clip2 * 0.6 Copper Collet2 * 1.0 Copper Collet5 * 0.6mm Needle5 * 1.0mm Needle1 * Wrench1 * Grinding Tool