The GYS GYSMI 100A is a complete MMA welding package for versatile metal joining applications. This inverter-based welding machine processes rutile, stainless steel, cast iron, and basic electrodes up to 2.5 mm in diameter with constant power output and smooth DC arc characteristics. Key operational features include Hot Start for easy electrode preparation, Arc Force for increased current during challenging welding tasks, and Anti-Sticking technology that reduces electrode sticking to the workpiece. The unit has high open-circuit voltage for instant arc ignition and includes overcurrent protection for reliable operation. This complete set comes with a hand shield and a slag hammer in a protective storage bag, providing essential accessories for immediate use in DIY and metalworking projects. The compact inverter design offers stable welding performance across various materials and ensures operational safety through integrated electrical protection devices.