4iiii Innovations Power Meter Shimano Ultegra R8100 Left Crank 170

4iiii Innovations Power Meter Shimano Ultegra R8100 Left Crank 170

How do you define success? Whether fighting for a slot in the Kona triathlon, spending countless hours on the indoor trainer or striving for a personal best; one thing 4iiii knows is that success takes time. With an industry-leading 800 hours of battery life, +/-1% accuracy and backed by their 3-year warranty, the Precision 3 Power meter will be a trusted training tool for years to come.

Product status indication LED light – for wake up (green), zero offset (blue) and low battery (red)
Patented 3D strain gauge technology to deliver +/-1% accuracy
Ultra slim design to fit almost every frame
800 hours battery life
3 year warranty
Waterproof, durable, designed and tested in the Canadian Rockies for the harshest conditions
One of the lightest power meters on the market
Backwards compatible with current Precision Drive Side power meters
Active temperature compensation
Over the air feature and firmware upgradability
Coin cell battery powered (CR2032)
Compatible with 3rd party training apps such as Zwift, TrainerRoad, SYSTM and more
Waterproof rating: IPx7
Cadence range: 30 – 170 rpm
Power range: 0 – 4000w
Length: 63.79mm
Width: 26.42mm
Height: 5.5mm
Weight: 9 grams
Operating temperature: 0 to 50°C
Storage temperature: -40 to 60°C
Communication protocol: ANT+, Bluetooth