Jiandi 2-in-1 Heart Rate Monitor Smart Watch Chest Strap SPO2 Blood Oxygen Monitor Fitness Tracker, Blood Pressure Wrist Band HRV Health Sleep Smart Watch Activity Tracker with Calorie Counter(Black) from Jiandi

👉24-H Real-time Heart Rate Monitor & Chest Strap: 24 hours real-time heart rate monitoring, night infrared heart rate monitoring, high heart rate warnings. Heart rate monitor helps you maximize your exercise sessions, see heart rate zones, see sleep stages and better track calorie burn. Come with a bonus chest strap to get more accurate heart rate data automatically and continuously. 👉SpO2 Blood Oxygen & Blood Pressure Monitor: With the function of SpO2 Blood Oxygen, you can track blood oxygen saturation level at home, in sport and recreational use; you can analyze how your body is adapting and adjust your own exercise plan. Blood pressure monitor lets you track your health status conveniently. Suitable for adults, elders and kids 👉Sleep Monitor & Low O2 Reminder: Jiandi heart rate monitor can automatically record stable sleep, unstable sleep, and the time of the wake, besides, it also provides tips for sleeping improvement. In addition, the fitness activity tracker will continuously track SpO2 level from every 00:00- 8:00 along with HRV tracing and low SpO2 vibration reminder, effectively protecting heavy snoring people. 👉Multi-sport Functions & GPS Tracking: Built-in gravity sensor, jiandi HR activity tracker records all-day steps, distance, active minutes and calories burned. With GPS tracking, it displays your exercise data like pace and distance and record a map of your workout route. 👉IP67 Waterproof & Humanized USB Chargeable: IP67 water resistant, sweat-proof, rain-proof, and dust-proof. Comes with a built-in USB plug, just take the watch host off the strap and plug the side with a metal chip into the USB port. No charging cable and dock needed.