510 Thread Battery Pen

400mAh 510 Thread Welding Battery Pen Wireless Soldering Tool USB Rechargeable.

Product Features:
1. High-grade materials: This set of pen-shaped button batteries is made of high-grade materials, durable and practical.
2. Lightweight and compact: The kit has a lightweight and compact structure, which is very convenient to use.
3. Fine workmanship: The charger kit is finely crafted to ensure efficient and convenient charging.
4. Simple digital display structure: The charging kit has a simple structure and does not require complicated operations.
5. USB connection: The battery pole adopts USB connection, which is convenient and practical.