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1.1″ Full Color AMOLED Screen: Big, Bright, and Beautiful
Continuous SpO2 Monitoring: Constant Health Protection

✅CooSpo Heart Rate Monitor Armband: Patented optical sensor technology for highly accurate heart rate monitoring and measurement. It support continuously measure real time heart rate data during exercise.HW706 armband heart rate monitor can help you track and capture real-time heart rate, training zones and calories burned on your smartphone or tablet with compatible training apps.
✅Bluetooth4.0 & ANT+ Doul Mode: Compatibility with Bluetooth4.0 & ANT+ – Great for work with smartphones, tablets, Garmin, Wahoo sport watches,Peloton equipment and many other devices which support Bluetooth4.0 & ANT connection.
✅Third Party App: CooSpo Heart Rate Armband Monitor works with most popular health and fitness apps, including: Run keeper, map my fitness, Strava, PEAR – Personal Fitness Coach,Polar beat,DDY yoga And all applications that support the standard Bluetooth protocol.

Versatality: Polar OH1 allows you full freedom of movement regardless of your sport. Wear Polar HR monitor either on your arm when rowing, cycling, running or training indoors or against your temple when swimming
Comfort: The soft textile armband keeps Polar OH1 snug around your arm. The swimming goggle strap clip, included in the Polar OH1 + package, keeps Polar HR sensor steadily in place when you swim
Connectivity: Pair HRM with the free Polar Beat fitness app, Strava or Nike, your sports or smart watch (Polar, Garmin, Apple, Suunto and others), bike computer or gym equipment (Peloton) via Bluetooth or ANT+ simultaneously

[High Performance of Real-time Heart Rate Tracking] H603 directly extract heart rate data with the self-research algorithm, eliminate noise interference caused by movement and sweating, output the most accurate heart rate data.
[SPLIT CHEST STRAP DESIGN] Different from the traditional chest strap design, H603 adopts split chest strap design to bring you a better product experience.
[LONG BATTERY LIFE] Lasts for 1000 hours: 1 hour per day, 4 times per week,2.5 years working time. (The battery life data are based on laboratory test. The actual situation may be slightly different due to the use environment and other factors.)