4iiii Precision Dura Ace 9100 Power Meter

4iiii Precision Dura Ace 9100 power meter measures both your power and your cadence. This power meter provides consistent and accurate data. The leading 4iiii Precision unit is equipped with the 3D power meter technology which can measure triaxial tension on the crank arm. The Precision Dura Ace 9100 power meter is durable, lightweight and transmits data via both ANT+ and Bluetooth. Train harder and smarter.

The 4iiii Precision Dura Ace 9100 is easy to install and configurable through the 4iiii Device Configuration. This app is available for Android and IOS. Through this app, you can also see the status of the CR2032 button cell battery. This battery has a service life of more than 100 hours. The power meter unit weighs only 9 grams and has a data accuracy of +/- 1%.