DIY Mini Spot Welder 5-Gear Adjustable Portable Welding Machine for 18650 Battery Packs

#### DIY Mini Spot Welder – 5-Gear Adjustable Portable Machine for 18650 Battery Packs

Experience precise and reliable battery welding with this compact and portable DIY Mini Spot Welder. Designed for 18650 battery pack assembly and metal tab welding, it’s ideal for hobbyists, repairers, and small-scale builders.

✅ **Features**
• Adjustable 5-gear power settings for different materials  
• Fast discharge for efficient spot welding  
• Compact, portable design – easy to carry and store  
• Built-in protection to prevent overheating and short-circuits  
• High-conductivity copper welding leads for consistent performance  

📦 **Specifications**
• Brand Name: Mitoot  
• Model: DIY Mini Spot Welder 5 Gears  
• Material: Metal  
• Input Voltage: DC 12–24 V (battery not included)  
• Power Supply: External battery or power bank (not included)  
• Output Type: Adjustable pulse (5 power levels)  
• Application: 18650, 26650, and other lithium battery tab welding  
• Origin: Mainland China  
• Included: 1 × Spot Welder Unit, 2 × Welding Leads, User Manual  

⚙️ **Usage Tips**
1. Connect the welder to a high-current 12–24 V battery or power source.  
2. Adjust the gear level based on your welding material thickness.  
3. Press the welding pen lightly onto the nickel tab and trigger the weld.  
4. Allow brief cooling between welds for best performance.  

⚡ **Safety Note:**  
Use only with a high-discharge battery capable of at least 100 A current. Avoid continuous long-term operation to prevent overheating.