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The 4iiii PRECISION 3+ Shimano GRX FC-RX810/FC-RX820 Powermeter is the most powerful and compact power meter in our range, compatible with Apple Find My. Whether you're aiming for a Kona qualification, spending hours on virtual cycling platforms, or looking to improve your time on a local segment, the PRECISION 3+ Powermeter gives you accurate and reliable measurements to maximize your potential. With an 800-hour battery life, automatic terrain selector, +/-1% accuracy, and a 3-year warranty, the PRECISION 3+ Powermeter will be your trusted tool for years to come.
Compatibility: This model is compatible with Shimano GRX FC-RX810 and FC-RX820 cranksets, giving you maximum flexibility depending on your setup.
HOW DOES IT WORK? The PRECISION 3+ Powermeter is more than just a power meter. It's your peace-of-mind training partner. While you ride, your PRECISION 3+ Powermeter transmits power, cadence, and calories to your computer or bike computer. When the power meter isn't in use, Find My is enabled, allowing you to see its location on a map. You can add your power meter to the Find My app and locate it on an iPhone, iPad, Mac, or with the Find Items app on an Apple Watch.
IN THE BOX Once your ride-ready PRECISION 3+ Powermeter arrives, simply install it on your bike using the standard Shimano crankset installation process. Connect a computer or computer, and you can start riding with power. Connect to the Find My app with your iPhone or iPad to start tracking your power meter.
Accuracy: +/- 1%
Battery Type: CR2032 Battery
Battery Life: Up to 800 hours
Waterproofing: IPx7
Cadence Range: 30 - 170 RPM
Power Range: 0 - 4000 W
Height: 5.5 mm
Weight: 9 g
Operating Temperature: 0 to 50°C
Communication protocols: ANT+, Bluetooth
The 4iiii PRECISION 3+ Powermeter is the ideal choice for cyclists seeking precision, reliability and performance, with a range of advanced features to enhance your training and performance on the road.
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