Can I perform a zero-offset using the 4iiii app?

1.  Connect your Powermeter with with the 4iiii app. 
   1. 1.  Download the free 4iiii app to your phone from the Apple App Store or Google Play Store.
      2.  Open the app and login or create a new account. Once logged in, the app will take you to the Devices tab. 
      3.  Spin your 4iiii Powermeter 3-4 times to wake it up.
      4. Select Add Device. 
      5. Select your Powermeter, and press Connect.
2. With the bike upright, position your crank arms at 6 and 12 ‘o clock and hold the bike still.
3. Press on the Zero Offset (iOS) or Calibrate Device icon (Android). Select Continue. 
4. Wait for a prompt indicating calibration was successful.

Find detailed instructions with screenshots in the App Guide. 

• Android App Guide
• iOS App Guide