Silicone Color Screen Full Circle Heart Rate Sports Watch

Product information:
Screen size: 1.3 inches
Appearance size: 250*47*12mm
Material: zinc alloy
Battery capacity: 180mah
Body memory: 512MB
Wearing method: wrist strap
Operation mode: touch
Interface: USB 2.0
Wireless distance: 5m (inclusive) -10m (inclusive)
Wristband material: silicone