Polar H10 Heart Rate Monitor, Bluetooth Hrm Chest Strap - Iphone & Android Compatible, Black

BUILT-IN MEMORY: Heart rate monitor stores 1 heart rate training session. Perfect for sports and activities where a wrist unit would be difficult to use.. GoPro COMPATIBLE: Pair your H10 Polar heart rate sensor directly to the GoPro Hero 5 compatibility camera and overlay your heart rate data onto the recorded video.. UPDATEABLE FIRMWARE: Heart rate monitor contains firmware updates that enhance the functionality.. ENHANCED BATTERY LIFE: 400 hours of operation time on a user replaceable battery. Operating temperature - 10 °C to +50 °C / 14 °F to 122 °F. COMFORTABLE FIT: Revised heart rate chest strap design provides the comfort and security needed when exercising.. Compatible with iOS mobile devices iPhone 4s and later and android mobile devices with Bluetooth 4.0 capability and android 4.4 or later.Battery type:CR 2025. Building upon the legacy of Polar heart rate technology, the H10 is set to be the standard upon which consistent, accurate heart rate recording is based.