Features: [Health Monitor]Automatically monitor and record your heart rate,blood pressure and blood oxygen.Let you know your health condition at any time and anywhere. [Sleep Monitor]The watch will turn on automatically to record your sleep duration, then analyze your sleep quality.Help you adjust your rest time for a better sleep quality. [Multiple Workout Modes]Support 8 kinds of sports modes,such as walking,running,cycling,skipping and so on,meeting your different exercise needs. [Smart Reminder]When connected with your phone,it will provide synchronous display of message,call or social APP as well as alarm clock and sedentary reminder. [Multi-Language Supported]13 kinds of languages are supported to meet different language users’needs. [User-Defined Watch Faces]There are different kinds of stylish dials for you to choose.You can customize your favorite time dial style freely. [IP67 Waterproof]Can be worn while washing hand or in rain,helping you deal with daily water activities easily. [More Functions]Steps,Calories,Distance,Weather,Music control,Camera control,Stopwatch. Parameters: Screen Size:1.3 inches Resolution:240*240pix BT:V4.0 Compatibility:Android 6.0 and above or iOS 9.0 and above Battery Type:Polymer cobalt battery Battery Capacity:230mAh Charging Time:about 2 hours Standby Time:about 30 days Working Time:about 7 days App:Da Fit Watch Language:Chinese, Traditional Chinese, English, German, Korean, Spanish, Japanese, French, Russian, Arabic, Ukrainian, Italian, Portuguese. App Language:English, Arabic, Danish, German, Spanish, Finnish, French, Italian, Japanese, Korean, Dutch, Norwegian, Polish, Portuguese, Russian, Swedish, Thai, Ukrainian, Chinese, Traditional Chinese etc.