Take Care your Healthy: C17 activity trackers with real-time heart rate monitor, blood pressure, blood oxygen, sleep monitor. After connect app, it can analyze your body data. Let you easily to grasp your physical conditions. Besides, C17 smart watch can record Female menstrual cycle. After setting the details of menstruation date in the app, the watch will remind you in advance to prepare for the next menstruation and ovulation. Best gift for your family, wife, girlfriend.Up to 20 Modes Sports: C17 fitness tracker has 20 modes sports: Football, Skiing, Rowing machine, Swimming, Elliptical etc, which can satisfy your various sports style. After connect DaFit app, you can real-time track your data during running such as step, distance, calories, BPM. You also can see your sport route on DaFit App. Besides, you can even use the C17 sports watch to control music,check weather, bring you better sport experience 1.71" Full Touch Screen & 73 Different Customized Dial: C17 fitness watch adopt 1.71" Full Touch TFT Screen with 280*320 resolution ratio offers excellent image quality.Bring you better visual effects. Full-Touch high-sensitivity screen allows you to switch at will effortlessly and no lag. C17 smartwatch offer up to 73 different watch dial for you. Do you want to set the watch dial freely? Yes C17 smartwatch can also support set you favorite picture in the phone as the watch dial Start a Intelligent Life: Chronus C17 activity trackers support to SMS & SNS notification.Such as Incoming call, Message, Facebook, WhatsApp, TwitterInstagram etc. Wear it You wont miss whatever information even you phone is not around. In addition, C17 smartwatch built-in 220mAh battery. Up to 30-35 days standby time and 7 days usage time only 2 hours charging. It can satisfy you various usage needs, no need to charge frequently.IP68 Waterproof & Multiple Function: Chronus C17 fitness trackers support IP68 waterproof. You can wear it to washing hand or even swimming without worrying about flooded damaged(Note: the watch does not prevent hot water and sea water). This C17 smartwatch compatibility with Android6.0&IOS9.0 and above and Bluetooth 5.0. After connect DaFit app, you will get more function. Such as music control, find device, alarm clock, remote photography etc. Bring you more intelligent experience.