GeekerMart · 極客谷 Mobile Action Q-90 (42 mm) Q-Watch Z HR Monitoring Smart Watch * Country of Origin: Taiwan https://www.youtube.com/embed/IuU173dC5jw https://www.youtube.com/embed/udRLb0uEvbI (How to charge your watch) https://www.youtube.c Product #: geekermart-Mobile Action Q-90 (42 mm) Q-Watch Z HR Monitoring Smart Watch Regular price: $HKD$349.0 Available from: GeekerMart · 極客谷In stock