Mini Spot Welder Machine DIY Kit 18650 Battery Spot Welding Pen Tools

8000W Mini Spot Welder Kit for 18650 Battery Packs – Portable DIY Battery Welding Machine Powerful Portable Spot Welder for DIY Battery Pack Building Build professional-quality battery packs with this compact yet powerful 8000W Mini Spot Welder Kit. Designed for 18650 lithium battery assembly, this portable welding machine delivers strong, reliable welds with adjustable power settings and advanced double pulse technology. Whether you're building custom battery packs, repairing power tools, assembling ebike batteries, or working on DIY electronics projects, this spot welder provides the precision and power needed for clean, consistent welds. Its compact size, built-in rechargeable lithium battery, foot pedal operation, and adjustable output make it an excellent choice for hobbyists, technicians, and battery builders alike. Key Features ⚡ 8000W High-Power Welding Performance Delivers powerful and efficient spot welding for nickel strips used in lithium-ion battery pack assembly. Capable of handling multiple nickel strip thicknesses with strong and stable weld quality. 🔋 Built-In 9600mAh Rechargeable Lithium Battery High-capacity internal battery provides stable power output and extended operating time without requiring constant charging. 🎯 Adjustable Power Control Easily fine-tune welding intensity using the rotary adjustment knob for greater precision across different materials and nickel strip thicknesses. 💥 Advanced Double Pulse Welding Technology Double pulse output improves weld consistency while minimizing heat impact on battery cells, helping create stronger and cleaner weld points. 📟 Digital Display Screen Integrated high-definition display provides real-time monitoring of voltage and operating status for improved accuracy and control. 🛠 Replaceable Welding Needles Equipped with high-conductivity welding probes that are removable and replaceable for easy maintenance and long-term usability. 🦶 Foot Pedal Trigger Operation Hands-free foot switch activation improves safety, stability, and welding precision during repetitive work. 🧰 Compact & Portable Design Lightweight ABS housing makes this welder easy to transport, store, and use in workshops, garages, or mobile repair setups. Perfect For 18650 battery pack assembly Ebike battery building Power tool battery repair DIY lithium-ion battery projects RC battery packs Solar battery storage projects Electronics repair and prototyping Nickel strip spot welding Specifications Specification Details Product Type Mini Spot Welder Power Output 8000W Spot Welding Current 1200A Battery Capacity 9600mAh Battery Type Rechargeable Lithium Battery Input Voltage 100–240V Maximum Output Voltage 8.4V Material ABS Color Black Machine Size 15 × 9.8 × 5 cm Welding Pen Length Approx. 47 cm Supported Nickel Thickness 0.1mm – 0.3mm Compatible Battery Types 18650 Batteries Important Compatibility Information Compatible Materials Nickel strip Nickel-plated steel strip Not Compatible With Pure copper Aluminum Gold Silver Package Includes 1 × 8000W Mini Spot Welder 1 × Power Adapter 1 × Nickel Strip Roll 1 × Sandpaper 1 × Foot Switch 1 × User Manual Why Customers Love It ✔ Portable and beginner-friendly ✔ Strong weld performance for DIY battery packs ✔ Adjustable output for precision welding ✔ Built-in rechargeable battery ✔ Compact workshop-ready design ✔ Excellent for hobbyists and professional builders alike Safety Notice Spot welding equipment generates high current and heat. Always wear proper eye protection and follow safe battery handling procedures during operation. Recommended for users familiar with lithium-ion battery assembly and spot welding practices.