Written by 
Introducing the SEESII Battery Spot Welder – Portable Power for Precise Battery Pack Assembly
The SESEII Battery Spot Welder Handheld Spot Welding Machine is a compact, 2‑in‑1 solution that combines a high‑performance spot welder with a rechargeable battery pack. Designed specifically for nickel‑plated sheets up to 0.2 mm thick, this mini welder delivers fast, reliable welds for DIY enthusiasts, hobbyists, and professional technicians assembling or repairing lithium‑ion battery packs.
Key Highlights
- 2‑in‑1 Design: Integrated spot welder and rechargeable battery eliminate the need for external power cords.
- Ultra‑Portable: Lightweight, handheld form factor fits comfortably in any toolbox.
- Nickel‑Plated Sheet Compatibility: Optimized for sheets up to 0.2 mm, perfect for battery tab welding.
- Adjustable Weld Parameters: Fine‑tune current and pulse duration for consistent, strong joints.
- Fast Charging & Long Runtime: Built‑in Li‑ion battery provides up to 30 minutes of continuous welding after a 2‑hour charge.
- Safety Features: Over‑heat protection, short‑circuit detection, and a built‑in LED indicator for real‑time status.
- Universal Power Output: Supports 2 V to 4 V battery pack configurations.
Why Choose SEESII?
When building or repairing battery packs, precision and reliability are non‑negotiable. The SEESII spot welder offers:
- Consistent weld strength that meets industry standards.
- Zero‑maintenance operation—no external compressor or gas required.
- Easy-to‑use interface with a single‑hand button for quick spot welding.
- Durable aluminum housing that withstands workshop environments.
Technical Specifications
- Welding Current: 0.5 A – 5 A (adjustable)
- Weld Thickness: 0.05 mm – 0.20 mm nickel‑plated sheet
- Battery Capacity: 1500 mAh Li‑ion (rechargeable)
- Charging Time: Approx. 2 hours (USB‑C input)
- Operating Time: Up to 30 minutes continuous welding
- Dimensions: 150 mm × 80 mm × 45 mm
- Weight: 350 g
- Operating Temperature: 0 °C – 45 °C
Perfect For
- DIY electric vehicle battery pack projects
- Repairing portable power tools and drones
- Prototype development for hobbyist electronics
- Small‑scale manufacturing and repair shops
Package Includes
- 1 × SEESII Handheld Battery Spot Welder
- 1 × Rechargeable Li‑ion battery pack
- 1 × USB‑C charging cable
- 1 × Set of welding electrodes (2 mm & 3 mm)
- 1 × User manual with safety guidelines
Upgrade your battery assembly workflow with the SEESII Battery Spot Welder – the ultimate blend of portability, power, and precision.
Price: Original price was: $ 91.56.$ 23.81Current price is: $ 23.81.