Wahoo TICKR Heart Rate MonitorThe Wahoo TICKR Heart Rate Monitor is a multi-functional monitor which can be connected to multiple devices via Bluetooth and ANT+.Slim, Integrated DesignThe TICKR has a lightweight and slim profile that comes with a form-fitting design that feels comfortable and secure during the most intensive workouts.ConnectivityEquipped with both Bluetooth and ANT+ technology the TICKR can be paired to multiple devices at once, with up to three simultaneous Bluetooth connections. You can also quickly and easily link the device to third training apps. LED lights on the top of the heart rate monitor also help by confirming a connection allowing you to see focused.  SpecificationsBattery Type: Coin Cell (CR2032)Battery Life: Over 500 active hoursSweatproof: Yes (Hand-washable strap)Water Rating: IPX7 (Waterproof up to 5ft)Strap Length: Adjustable from 23’’ to 48’’Weigh: 48gDimensions: 6.3cm x 1cm x 3cmIn the BoxTICKR heart rate podAdjustable soft strapCR2032 battery (installed)Quick Start GuideImportant Product Infor GuideFeaturesIntegrated chest strap designSlim, lightweight heart rate sensor podMultiple simultaneous Bluetooth connectionsTop display LED indicator lightsDual-band ANT+ and Bluetooth technologyReal-time heart rate, calorie, and workout duration trackingFront sensor and strap connectionCoin cell batteryAdvanced performance material strapApple Watch and Apple TV integrationThird Party app compatibilityBuy Wahoo Heart Rate Monitors from Chain Reaction Cycles, the World's Largest Online Bike Store.