Under 20 Rollerball pen

PREMEC Switzerland refill/ 0.5mm high-precision tungsten ball tip/180 degrees spin/Automatic touch rebound

1. Where can i buy the refill?
   Xiaomi has not launched the refill for the Mijia Menal Signature Pen. You can leave your email address on " Contact us " page and GEECR will notify you when the refill is available.