2019 Smart Watch Health Monitor Heart rate/Blood Pressure/Pedometer Bluetooth Waterproof Sports Bracelet PK Miband Fitbit Description: 0.9inch OLED large screen, touch control button Real-time static/dynamic heart rate monitoring Sports Fitness: Distance, Pedometer, Calorie, Fitness Goal Setting, Fitness Information Sharing IP67 Waterproof: waterproof dustproof, wear it while raining, hand washing, bathing without removal Call/Message reminder: Vibrate to remind you of incoming call of your iOS Android phones via bluetooth connection Sleep Monitor: Track and analyze your sleep quality from the moAdultt you fall asleep, to the length of deep sleep you experience. Sedentary alert Time Alarm clock Anti-lost: alert when phone exceed the range Remote Camera: Remotely control your phone camera and extend your selfie distance within 10meters Bluetooth function Battery level display Specification: Item Size:43x18x12mm Waist Band Size: 245x20x12.8mm Strap Material: TPU Color: Black,Dark Blue,Purple,Red,Green Hardware: Display:0.96 inch LED Motor: built in for vibration reminder Heart Rate: can monitor static, dynamic Battery Capacity:45mAh Charging Time:About 1-1.5 hours Standby:Work for about 5 days( Unlinked bluetooth) Wireless Distance: 5m~10m System: Compatibility:Support Android iOS phones OS RequireAdultt: Android 4.3 and above, iOS 8.0 and above, bluetooth 4.0 Data Sync: bluetooth data sync to phone app Data Storage: can keep 7-day exercise data APP Compatible Language:Chinese, English, Spanish, French, Portuguese, Dutch, GerAdult, Russian Languages supported by news content: Chinese, English, Spanish, GerAdult, French, and Portuguese Operation Method:Touch button