IPX-7 waterproof Heart Rate Monitor (PPG) Pedometer,Distance,Calories RTC (Raising hand to trigger) Sleeping monitoring Sync with the App via Bluetooth Smart A. View your fitness, sleep and Heart Rate records B. Share and compare your data with friends (Facebook, twitter, QQ etc.) C. Support data cloud store D. Incoming call and SMS alerts E. Fitness plan F. Anti-lost function G. Find my phone and Locate my band H. Android 4.3, iOS7.0 above 64x32 OLED Display Vibrator alert Li-polymer battery(60mAh) Battery life: 10 days (in pedometer mode) 8 hours (in HRM mode) Wrist length: 142-194mm, Width:22mm, Height:12mm Weight: 21g