Wahoo Trackr Heart Rate Monitor xTool M1 You can easily replace the

You can easily replace the batteries when needed and continue using the horn for as long as you want

parks and every details required for a successful training session

coupled with 10 intelligent protection technologies

tablet or MP3 player

Wahoo Trackr Heart Rate Monitor xTool M1 You can easily replace theAccurate, reliable, comfortable and connected, the Wahoo Trackr Heart Rate monitor offers athletes everything they need from a heart rate sensor to take their performance to the next level. Strap Length: Adjustable from 27" to 36" (68cm to 91cm) Maximum Chest: Fits up to 50" (127cm) chests Connectivity: ANT+ and up to three Bluetooth connections Supported Devices: iOS iPhone, iPad, Mac, Android devices, Windows Battery: Rechargeable Lithium Ion