4iiii P3 PRO PRECISION 3+ Powermeter Crank Arm User Guide
- June 12, 2024
- 4iiii
Table of Contents
4iiii P3 PRO PRECISION 3+ Powermeter Crank Arm User Guide
FEATURES
APPLE FIND MY
Offering the peace of mind in knowing where your power meter is.
ACCURACY IN 3D
With +/- 1% accuracy, 4iiii is the only crank-based power meter to use 3
strain gauges to measure all forces in your pedal stroke.
ULTRA LOW PROFILE
With an ultra low profile design, the PRECISION 3+ Powermeter is compatible
with more bike frames than ever before.
BATTERY LIFE
With up to 800 hours of battery life, you won’t have to worry about changing
your battery for years to come.
AUTOMATIC TERRAIN SELECTOR
Detects the terrain you’re riding on for more responsive cadence and power
feedback/data. Ride the roads less traveled with confidence.
LIGHT WEIGHT
At only 9 grams the PRECISION 3+ Powermeter weighs about the same as a sip
from your water bottle.
INSTALLATION
Install your crank with Precision 3+ Powermeter following the crank
manufacturer’s instructions.
The steps to install the crank vary between models. Follow the manufacturer’s
instructions, or consult your local bike mechanic for assistance. Installation
instructions for your new Shimano crank are included with the Ride Ready
option.
4iiii APP
Wake up PRECISION 3+ by rotating the crank 3-4 times.
Pair with the 4iiii app for updates
- Select ‘add device’
- Select your power meter and press pair.
- Perform any updates.
DISPLAY UNIT
Pair your power meter with a compatible display unit using ANT+ or
Bluetooth.
- Turn on your display unit.
- Spin the crank 3-4 times to wake up your power meter.
- Navigate to the “sensors” menu on your display unit.
- Add your power meter
ZERO OFFSET
Perform a zero offset, sometimes referred to as a calibration.
- Unclip and dismount. Hold the bike upright and stationary, and position the crank arms at 12 and 6 o’clock, with the non-drive side crank arm down.
- Select “Zero” or “Calibrate” on your display unit.
APPLE FIND MY
Connect to the Apple Find My app (For iOS users)
- Remove and reinstall the battery on your PRECISION 3+ Powermeter three times (x3) to trigger Apple Find My pairing mode.
- From the Apple Find My app, add your PRECISION 3+ Powermeter.
TIPS
- Don’t pressure wash your power meters.
- Battery levels can be checked using the 4iiii App.
- For best results, perform a zero offset before each ride.
- The battery cap twists off with no tools required.
- The PRECISION 3+ Powermeter comes with a pre-installed battery. When needed, replace with any CR2032 battery.
- Store your power meter in temperatures no colder than -40°C (-40° F) and no warmer than 60°C (140° F)
THANK YOU FOR PURCHASING
PRECISION 3+ POWERMETER
For the complete user manual go to
4iiii.com/support
Need additional support? E-mail support@4iiii.com
Read User Manual Online (PDF format)
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