Builtin 9600mAh Rechargeable Battery Work anywhere without being tied to power cords. The capacity 9600mAh battery allows you to use the spot welder onsite or at your workspace with ease. For performance, fully charge the unit to 100 percent before first use. Upgraded 0.10.3mm Battery Spot Welder Designed for welding 0.1 to 0.3mm nickel plates, this unit features dual pulse technology and pedal control for smooth, precise results. Suitable for assembling battery packs, repairing electronics, or fastening small hardware components. LCD Display for RealTime Voltage Monitoring The builtin LCD screen shows the current battery voltage, helping you keep track of power levels to ensure consistent weld quality. Recharge the unit when the voltage drops below 7.3V to maintain peak performance. Compact and Easy to Use Lightweight and spacesaving, this welder is easy to store and transport. Operation is simple: press the foot switch, watch for the red light to flash three times quickly, and the weld is complete in one output cycle. Practical Applications Building or repairing lithiumion battery packs for ebikes, RC models, or portable electronics Attaching nickel strips to battery cells in DIY or professional projects Smallscale welding tasks for hobbyist or work in home electronics BeginnerFriendly Safety and Usage Tips 1. Charge the battery fully when you receive the welder, then practice several times to find the welding strength for your work. 2. Avoid touching the twopin clamp during operation to prevent the risk of internal fuse damage or equipment failure. This spot welder provides a practical, portable solution for precise battery and electronics assembly, combining reliable performance with an easytouse design.