Call Heart Rate Blood Oxygen Sleep Monitoring Alarm Clock Reminder Sports Smart Bracelet

Product information:
Product Type: Smart Bluetooth Call Music Watch
Screen size: 1.3inch full circle
Resolution: 240*240 IPS
Touch form: full touch
Assembly type: G+F full fit
Polymer lithium battery: 230mA
Machine cover: zinc alloy
The bottom cover of the whole machine: plastic
Strap: Silicone strap, belt + rubber, metal
Use time: 3-5 days
Standby time: 45 days

Size Information:
Size: Wristband size: 22mm wide
Body size: 45.5*11mm