The Glitter 801B Spot Welding Machine with 70B output is a professional-grade device designed for battery pack assembly, repair, and nickel strip welding. With higher power handling and durable construction, it delivers stable, strong, and precise welds for cylindrical lithium cells like 18650, 21700, and 32700. Its adjustable welding modes, digital control, and safety protections make it a reliable choice for workshops and industrial applications.