Bluetooth Low Energy Speed and Cadence Sensor-Turns your smartphone into a cycling computer-Speed and cadence measuring for more efficient training...
Bluetooth Low Energy Speed and Cadence Sensor-Turns your smartphone into a cycling computer-Speed and cadence measuring for more efficient training (currently + ) with free app*-Training archive for easy access to historical data-Wireless, energy-saving data transmission to the smartphone*iOS version 7.0 and upRequires Bluetooth Smart Ready compatible smartphone.(Experience at www.bluetooth.com/Pages/Bluetooth-Smart-Devices-List.aspx)