The Wahoo Fitness Blue HR heart rate monitor transforms your iPhone® 4S or 5 into an all-in-one training device that's great for runners, cyclists, and other fitness enthusiasts.
Monitor connects wirelessly without the need for any adapters; it delivers accurate, real-time heart rate data via the free Wahoo Fitness app
Open programming interface allows Blue HR to work with other popular apps such as Strava, RunKeeper, MapMyRide, Cyclemeter, MotionX-GPS and 321Run
Accurate, reliable monitor records data even when receiver communication is interrupted
Bluetooth Smart wireless sends and receives signals up to 10 ft. (unobstructed)
Comfortable elastic fabric strap minimizes chafing and can be hand washed; adjustable-length strap features an easy and secure, 2-snap connection
The Wahoo Fitness Blue HR heart rate monitor runs on a user-replaceable CR2032 coin cell battery and is waterproof to 5 ft.
Note: Blue HR is not compatible with iPhone 3G, 3GS or 4