4iiii Precision 3+ PRO power meter Ultegra R8100 50-34T - 170 mm

With the 4iiii Precision 3+ PRO power meter Ultegra r8100 you can improve your training with powerful data and Apple Find My.

Prepare to take your riding experience to the next level with the PRECISION 3+ PRO Powermeter from 4iiii.

This power meter not only delivers the accurate and reliable power data that 4iiii is known for, but also offers the peace of mind of Apple Find My integration, so you always know where your bike is.

With advanced data such as left/right balance, pedal smoothness and torque effectiveness, the PRECISION 3+ PRO Power Meter gives you the insights essential for training and racing. This power meter is designed for durability, with a 550 hour battery life, automatic terrain recognition and an accuracy of +/- 1%. Backed by an industry-leading three-year warranty, the PRECISION 3+ PRO is your reliable long-term companion.

How Does the PRECISION 3+ PRO Work?
The PRECISION 3+ PRO Powermeter is more than just a power meter; it is an advanced training partner. While cycling, the power meter sends data such as wattage, cadence, pedal smoothness and calorie consumption to the head unit of your choice. When not in use, the power meter acts as an Apple Airtag, allowing you to easily track the location of your bike on your iPhone, iPad, Mac or Apple Watch via the Apple Find My app.

Key Features
Apple Find My integration
Enjoy the peace of mind of always knowing where your power meter is.

550 Hour Battery Life
The CR2032 coin cell battery provides up to 550 hours of use, so you can ride for years without worrying about battery replacement.

3D Accuracy
Thanks to a precision of +/- 1% with three strain gauges, the power meter measures every force in your pedal stroke.

Automatic Terrain Recognition
Adjusts cadence and power feedback based on terrain for optimal performance, even on rough terrain.

Extensive Cycling Data
Get advanced data such as pedal smoothness and torque effectiveness to optimize your pedal stroke and performance.

Left/Right Balance
The dual power meter measures the strength of each leg separately for a complete performance analysis.

ANT+ & Bluetooth
Seamless indoor and outdoor training through compatibility with both ANT+ and BLE for your favorite head unit and indoor apps.

Waterproof (IPX7)
Built to withstand the toughest weather conditions, with an IPX7 waterproof rating for maximum durability.

3 Year Warranty
Reliable and durable, with an industry-leading three-year warranty.

Suitable for Indoor Training
Works seamlessly with indoor training apps such as Zwift, TrainerRoad, Wahoo SYSTM and Rouvy via ANT+ or Bluetooth, for effective indoor sessions.

The PRECISION 3+ PRO Powermeter offers everything you need for a complete training experience, both indoors and outdoors. Whether you're aiming for maximum performance or just want to know where your bike is with peace of mind, the PRECISION 3+ PRO will help you achieve your goals.