Features: [Health Monitor]Accurately monitor and feedback your heart rate,blood pressure and blood oxygen change data throughprecise calculation. [Sleep Monitor]Monitor your sleep state and then analyze your sleep quality, which can help you find good sleep. [Multiple Workout Modes]Support a variety of sports modes, such as walking, hiking, running, free exercise, cyclingand swimming to meet different exercise needs. [Smart Reminder]Connected with the APP,it will provide synchronous display of message,call or social APP as well assedentary reminder and alarm clock. [IP67 Waterproof]Can be worn while washing hands or swimming or in rain. [More Functions]Pedometer,calories,distance track,remote camera,find my phone,raise hand to lighten screen,looking for bracelet,etc. Note: Bathing and swimming should not be worn. Please connect the bracelet when synchronizing data. Use the included charging cable to charge. Do not expose the bracelet to high moisture, high temperature,or very low temperature for long periods of time. Parameters: Screen Size:0.96 inch TFT color screen Resolution: 80*160 BT:4.2 Compatibility: iOS9.0 and above or Android 5.0 and above Battery Type:Rechargeable polymer batteries Battery Capacity:90mAh Voltage:3.7V Main Control Chip:HS6629C Functions:Step counting,distance,calories,heart rate monitoring,blood pressure monitoring,blood oxygen monitoring,sleep monitoring,multi-language menu,text message reminder,social APP message reminder,alarm clock reminder,sedentary reminder,more exercise,wristband bright screen,locking for bracelet,looking for mobile phone,remote taking photos.