This welding tool features a small body, making it easy to transport for various welding tasks, ideal for enthusiasts and experienced users working with 18650 batteries and materials Includes a clear screen and knob for current welding data Perfect for cylindrical / cell battery attachments, power equipment maintenance, and substance processing, offering adaptable preferences for electronics and metalwork projects With up to 8.4V output and 13608W capability, it efficiently joins different materials including uncoated ( 0.2mm), plated ( 0.4mm), steel ( 0.3mm), iron sheet for strong attachments Unique stage action forms sturdy attachments up to 0.4mm thick, enhancing stability and efficiency for battery assembly or equipment repair applications, Manufacturer: OSNIYAW