Function: Multi-interface, Pedometer, Sleep Monitoring, Heart Rate Monitoring, Blood Pressure Measurement, Alarm, Remote Shutter, Sedentary Reminder, Stop Watch, Call and Message Alert, Daily Goal, Mutiple Sport Modes, Music Control, Weather Forecast...and More Case material: Zinc Alloy Case diameter: 38mm Strap: 2 straps - Stainless Steel Mesh Strap & Silicone with Stainless Steel Buckle Glass: Acrylic Dial: HD Touch Display Movement: Smartwatch HD Touch Display Water resistance: IP67 - Protected against dust and temporary immersion between 15cm and 1m. Not more than 30 minutes of immersion. Reduce exposure to water as much as possible Battery: Rechargeable battery