Portable Mini USB Soldering Iron – 8W Electric Welding Pen

Compact USB Soldering Iron for Electronics Repair & DIY Projects

Meet your new go-to tool for electronics repair, hobby projects, and SMD work. This portable mini USB soldering iron delivers 8W of heating power through any standard USB port, so you can solder wherever you need — no bulky power station required. It heats up fast, cools down quickly, and fits in your pocket or toolkit with ease.

Key Features

• USB-Powered Convenience: Runs on 5V USB input — compatible with power banks, laptop ports, and USB wall adapters for truly on-the-go use.
• Fast Heat-Up & Auto-Sleep: Press and hold the switch for 2+ seconds to power on. If idle for 15 seconds, the LED indicator turns off and the iron enters sleep mode automatically — just touch the metal contact point to wake it back up.
• 400°C Working Temperature: Delivers consistent 400°C output, ideal for SMD soldering, circuit board repair, wire joining, and small precision welding tasks.
• Fine Tip for Precision Work: The slim, pointed tip is perfectly suited for tight spots and small components where larger irons can't reach.
• Durable ABS + Stainless Steel Build: The pen body is constructed from high-quality ABS plastic and stainless steel — rust-resistant, age-resistant, and built to last.
• Lightweight & Ultra-Portable: Measuring just 160 × 19.8 mm (approx. 6.82 × 0.78 in), this compact iron slips easily into a bag or tool pouch.
• LED Status Indicator: The built-in LED lets you know at a glance whether the iron is active or in sleep mode.
• CE Certified: Meets CE safety standards for electronics.

Specifications

What's in the Box

• 1× USB Soldering Iron
• 1× USB Power Cord
• 1× Metal Bracket Stand

Usage Tips

• When removing the protective cap, pull it straight off — do not rotate it, as twisting can loosen the soldering tip and prevent proper heating.
• Be careful not to over-tighten or loosen the soldering iron tip during use.
• Always place the iron on the included metal bracket stand when not actively soldering.

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Frequently Asked Questions

Q: What USB power source do I need to use this soldering iron?

A: This USB soldering iron operates on a standard 5V USB input. You can power it from a USB wall adapter, a laptop USB port, or even a portable power bank — making it extremely versatile for bench work and field repairs alike.

Q: How do I turn the soldering iron on and off?

A: Press and hold the switch for more than 2 seconds to turn the iron on. It will heat up quickly and the LED indicator will light up. If the iron is not in use for 15 seconds, it will automatically enter sleep mode and the LED will turn off. Simply touch the metal contact point to wake it and resume work.

Q: Is this soldering iron suitable for SMD (surface-mount device) work?

A: Yes! The fine, pointed tip is specifically well-suited for SMD soldering and other small, precision electronics tasks where a standard larger iron would be too bulky to maneuver.

Q: How do I safely remove the protective cap from the tip?

A: Always pull the cap straight off — never rotate it. Rotating the cap can loosen the soldering tip, which will prevent it from heating properly.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.