Gearbest has Original Xiaomi Mijia 0.5mm Sign Pen for $3.27. Shipping is $.07.
- Switzerland imported refill: smooth writing and smear-proof, retractable and refillable
- Japan imported ink: smooth, rich black ink for effortlessly strong impression
- 0.5mm fine point draws razor-sharp, consistent lines
- 9.5mm contoured grip for superior comfort and control
- Handy retractable and rotatable design, convenient to use
- All-metal precision connection parts, 50,000 times rotation life test