#### Portable Digital Spot Welder – 18650 Lithium Battery Welding Kit with Adjustable Power & Display
This advanced portable spot welder is designed for 18650 lithium battery pack assembly, repair, and DIY projects. With digital control, a clear display, and up to 30 adjustable speed levels, it offers precision welding with safety and convenience.
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✅ **Features**
• CNC color display with real-time welding data
• 30-speed adjustable welding power for precise control
• Intelligent over-current, over-temperature, and short-circuit protection
• Built-in battery with quick charging via USB-C
• Compact, lightweight, and easy to carry for on-site work
• High-efficiency copper welding pen for consistent performance
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📦 **Specifications**
• Welding Gears: 1000+ combinations
• Welding Ability: Up to 0.15 mm nickel sheet
• Welding Current: 6 A – 800 A (adjustable)
• Over-current Protection: 1.12 kA
• Battery Capacity: 5000 mAh
• Voltage: 4.2 ± 0.05 V
• Full Charging Time: ~2 hours
• Battery Life: 800 – 2000 weld cycles
• Cycle Life: ≈ 1000 uses
• Standby Current: 20 µA
• Material: ABS + PCB
• Expected Lifespan: 2.5 + years
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⚙️ **Usage Instructions**
1. Charge fully before first use (approx. 2 hours).
2. Adjust welding level based on nickel thickness.
3. Press the pen tips firmly on the tab and activate the pulse.
4. Allow short cooling periods during continuous welding.
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⚡ **Included**
• 1 × Digital Spot Welder Unit
• 2 × Copper Welding Pens
• 1 × Charging Cable
• 1 × User Manual
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💡 **Applications**
Ideal for lithium-battery repair, pack building, and DIY electronic projects.
