Advanced 2-in-1 speed and cadence sensor. Conforms 100% to Bluetooth Smart standards for max compatibility. Powerful rare earth magnet provides wider engagement spacing. Durable, lightweight polycarbonate construction with translucent body and LED indicators. Adjustable swingarm and versatile mounting system. Replaceable CR2032 coin cell battery optimized for long-lasting use. Includes O-ring mounts, spoke magnet, crank arm magnet.

Giant's Axact 9W is a great way to get the most out of your rides. This wireless computer keeps you bike clutter-free and tracks nine essential functions, including distance and speed, with its large, easy-to-read display. The Axact also features a low battery indicator so you know when its time to open the easy coin-release cap and replace the battery.