Mini Spot Welder Pen – 4-12V Automatic Trigger Welding Tool for 18650 DIY Battery Pack

Specification:

• Type: Mini spot welder pen
• Input Voltage: DC 4V–12V
• Trigger: Automatic for efficient welding
• Applications: 18650 DIY battery packs
• Design: Portable handheld tool
• Construction: Durable metal body
• Precision: Accurate spot welding capability
• Safety: Overheat protection
• Assembly: Easy setup and operation
• Durability: Long service life

Description:
The Mini Spot Welder Pen is a practical tool for precise battery pack welding projects. Operating at 4V–12V DC with an automatic trigger, it offers controlled and efficient welding for 18650 DIY battery assemblies. Its portable and durable design ensures ease of use and long-term reliability. The tool comes with safety features to prevent overheating. Easy assembly makes it ideal for hobbyists and professionals, delivering dependable performance for all custom battery building projects.