Five Tips to Get the Most Out of Your 4iiii Power Meter
Posted by Andrew Davidson on May 27, 2025
Power Meter Calibration
Calibration, also known as a zero offset, is an important step to ensure accurate readings from your rides. It’s a good idea to get in the habit of calibrating your power meter at the beginning of each ride, to ensure the highest degree of accuracy. It’s a quick and painless process once you’ve done it a few times.
Calibration Steps
- Wake Up the Power Meter: Wake up your 4iiii power meter by spinning the cranks a few times.
- Connect to Device: Connect the power meter to your cycling computer or 4iiii app.
- Initiate Calibration: Find the calibration or zero offset option in your device’s menu.
- Follow Instructions: Follow the on-screen instructions to perform the calibration. Usually, this involves keeping the crank arms stationary, at 6 and 12 o’clock.
- Confirm Calibration: The device will confirm the calibration once completed successfully.
Important Notes
- Frequency: Calibrate your power meter before each ride for best accuracy.
- Stationary: Ensure the crank arms are stationary and unloaded during calibration.
- Instructions: Refer to your device’s manual or the 4iiii app for specific calibration instructions.
Cleaning Your Power Meter
Keeping your 4iiii power meter clean is important for its longevity and accuracy. Here is a simple guide on how to properly clean your device.
Items You’ll Need:
- Soft, lint-free cloth
- Mild soap
- Water
Cleaning Steps:
- Turn off the Power Meter: Ensure the power meter is turned off or disconnected from any devices before cleaning.
- Prepare a Mild Soap Solution: Mix a small amount of mild soap with water. Do not use harsh chemicals or solvents.
- Dampen the Cloth: Lightly dampen the soft cloth with the soap solution.
- Gently Wipe: Gently wipe the surface of the 4iiii power meter. Avoid applying excessive pressure. Pay special attention to areas where dirt and grime may accumulate.
- Rinse with Water: Dampen another clean cloth with water only. Wipe the power meter to remove any soap residue.
- Dry Thoroughly: Use a dry, lint-free cloth to thoroughly dry the power meter. Ensure no moisture remains on the device.
Important Notes
- Do not submerge the power meter in water.
- Avoid using high-pressure water or air to clean the device.
- Regularly cleaning your power meter will help maintain its performance.
4iiii Firmware Updates
Steps to Update Firmware
- Ensure your 4iiii app is up to date. Download or update the app from the appropriate app store (iOS or Android).
- Open the 4iiii app and connect to your power meter.
- The app will check for firmware updates automatically. If an update is available, the app will notify you.
- Follow the on-screen instructions to start the firmware update process.
- Keep your device close to your phone or tablet during the update to avoid interruptions.
- Do not close the app or turn off your device during the update process.
- Once the update is complete, the app will confirm the successful update.
Important Notes
- Keep your mobile device close to the power meter during the update.
- Ensure your device has enough battery power before starting the update.
- Do not turn off your device or close the app during the update process.
- Contact 4iiii support if you continue to experience issues.
Activating Apple Find My
Apple Find My integration on 4iiii power meters allows you to locate your power meter if it is lost or misplaced. The activation process typically involves using the 4iiii app on your iOS device.
General Activation Steps
- Ensure Compatibility: Check that your 4iiii power meter model supports Apple Find My functionality and that your iOS device and 4iiii app are updated to the latest versions.
- Open 4iiii App: Open the 4iiii app on your iOS device and connect to your power meter.
- Find My Option: Look for the Apple Find My option within the app settings or device settings.
- Enable Find My: Select the option to enable Apple Find My for your power meter.
- Follow On-Screen Instructions: Follow the on-screen instructions provided by the 4iiii app to complete the activation process. This may involve signing in to your Apple ID.
- Confirmation: The app will confirm that Apple Find My is activated for your power meter.
Important Notes
- Apple ID: You will need an Apple ID to activate and use Apple Find My.
- Location Services: Ensure Location Services are enabled on your iOS device for the 4iiii app and Find My feature.
- Battery Life: Keep in mind that enabling Find My might have a minor impact on the power meter’s battery life.
Try Out The 4iiii Ride App
An alternative to a headunit, for basic metrics, The 4iiii Ride App for Apple Watch is a convenient way to display, track and analyze your rides. You can view live heart rate, power, speed, cadence, and distance directly on your Apple Watch.
The Ride App saves workout metrics to Apple Fitness, allowing you to track your activity, calories, and close activity rings. auto-sync to Strava, as well as export to any compatible training platform for activity sharing. The Bluetooth connectivity enables seamless integration with all power meters and heart rate monitors from not only 4iiii but most other manufacturers as well.
Conveniently, if you already have the 4iiii App on your iPhone, it will automatically add the Ride App to your Apple Watch. And did we mention, the Ride Watch App is free!?