Bontrager DuoTrap S Digital Sensor

ANT 2.4 GHz and Bluetooth® Smart wireless digital speed and cadence sensor – ANT and Bluetooth® Smart allow simultaneous use of Trip 300 and smartphone – For use with all ANT and Bluetooth® Smart wireless technology-enabled devices – Includes a Bontrager wheel magnet, crank cadence band and CR2032 battery – Visit thisisant.com for a complete list of compatible devices – Visit bluetooth.com for a complete list of compatible devices –