4iiii Precision 3 Ultegra R8100 Left Crank With Power Meter

4iiii PRECISION 3 is the power meter installed on the left Shimano crank. Replace the crank, set it up and ride…Its data is highly accurate and provides you with information for reliable and personalized training. It´s a must-have tool for training hard and smart. 4iiii PRECISION 3

How do you define success:
– Whether you´re fighting for a Kona slot, spending countless hours on the indoor sled or striving to achieve your personal best, one thing we know is that success takes time. With 800 hours of industry-leading battery life, +/- 1% accuracy and backed by Powermeter, it will be your reliable training tool for years to come.

Features:

– Industry leading battery with 800 hours of battery life
– LED product status indication light: wake-up (green), zero-offset (blue) and low battery (red)
– Patented 3D strain gauge technology for +/- 1% accuracy
– Ultra-slim design fits most frames
– Waterproof, durable, designed and tested in the Canadian Rockies for the harshest conditions.
– Lightest power meter on the market at only 9 grams
– Compatible with previous versions of the current PRECISION power meter
– Active temperature compensation
– Wireless function and firmware upgrade capability
– Battery operated with CR2032 batteries
– Compatible with third-party training apps such as Zwift, TrainerRoad, SYSTM and more.

Specifications:

– Accuracy: +/- 1%
– Battery type: CR2032 battery
– Battery life: 800 hours
– Waterproof: IPx7 rating
– Cadence Range: 30 – 170 RPM
– Power Range: 0 – 4000 W
– Length: 63.79mm
– Width: 26.42mm
– Height: 5.5mm
– Weight: 9 grams
– Working temperature: 0 to 50 ºC
– Storage temperature: -40 to 60ºC
– Communications: ANT+, Bluetooth