Rechargeable Battery with 26 hours of continuous usage per charge.Machine Washable strap that offers both comfort and accuracy.
Zephyr HxM Bluetooth Wireless Heart Rate Sensor for Android and Windows Phone 8 features User reviews for Zephyr HxM Bluetooth Wireless Heart Rate Sensor for Android and Windows Phone 8. With Zephyr, you can measure life anywhere! You no longer have to hold on to dirty handle bars on treadmills because the HxM continuously monitors you for faster feedback. Physiologists and fitness trainers recommend working out within certain heart rate zones to achieve goals such as weight loss or cardiovascular improvement. Supported by dozens Android apps including: Endomondo, Strava, SportsTracker, Runtastic, Run.GPS and more! Why should you be tied to a device that only lets you use one app and charges you a subscription fee for the privilege? With an open communication design, the HxM provides unparalleled flexibility with the phones and applications you use. The freedom to run: your phone, your app.no subscription fees! It is covered by a 12-month limited warranty from defects and the strap itself is replaceable. The Bluetooth 2.0 module has 26-hour battery life per charge and is snap-detachable letting you recharge the HxM on the USB charger. It is woven onto a soft, elastic, adjustable (up to 40 inches) Machine Washable strap worn around the chest. Smart Fabric is conductive fabric that provides market-leading comfort and accuracy. Paired with the HxM, your phone can track exercise intensity level, speed, and distance while playing your music, tracking your GPS location, and providing calling services. It combines our Smart Fabric, heart rate sensor technology, movement sensors, and Bluetooth connectivity on a chest strap for athletes who live on the cutting edge of technology. The Zephyr HxM BT is the first fitness-tracking device supported by both Android and Windows Phone 8 devices. Works with both Windows Phone 8* and Android* Zephyr HxM Bluetooth Wireless Heart Rate Sensor for Android and Windows Phone 8 description