Heart Rate Monitor Armband ANT+ Bluetooth for Exercise Running，Armband Heart Rate Monitor for Peloton Strava Zwift Polar Beat Garmin

【BLUETOOTH HEART RATE MONITOR】 Works with over 200 popular heart rate monitoring fitness apps including Wahoo Fitness, Polar Beat, Zwift, Peloton, DDP Yoga, Runtastic, Runkeeper, UA Record, Endomondo, Map My Run, Komoot and more.
【HIGH-ACCURATE HEART RATE MONITOR】Patented optical sensor technology for highly accurate heart rate monitoring. It support continuously measure real time heart rate data ±5bpm during exercise.
【DURABLE & WATERPROOF】 The tough, waterproof materials provide long-lasting usage without compromising on performance. Its waterproof rating of IP67 means its perfect for swimming, running outdoors and other intense workouts. It can withstand the elements and keep you going in any environment.
【EXTENDED BATTERY LIFE】Powerful long-lasting rechargeable lithium ion battery with integrated battery cell for extended use. Can last up to 60 hours on the full charge to get the most out of your workouts and activities, plus a low battery indicator light to help you track battery life.