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4iiii Shimano GRX 810 Precision 3D

407.52  RRP 519 

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Bicycle wattmeters / power meters Bicycle wattmeters / power meters (4iiii)

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The new 4iiii Precision 3D wattmeter is suitable for owners of the Shimano GRX 810 grave set and want to take advantage of unrestricted performance measurement. This package contains a left handle with a wattmeter installed, everything is ready for immediate use.

  • Accuracy: 99%
  • Weight: only 9gr on the left crank
  • Battery life (CR2032): approx. 100-150 hours depending on ambient temperature (easy battery-free battery change)
  • Integrated accelerometer for cadence (tempo) measurement
  • Wireless firmware update via Bluetooth
  • Measured power range: 0-1999 W
  • Measured cadence range: 30-220 revolutions
  • Compatible with ANT + and Bluetooth 4.0 devices
Category: Ride Ready wattmeter

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product ID 119301

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This Canadian brand is primarily known for its powermeters that could be seen on the World Tour. Their offer also includes heart rate sensors and a smart bike hometrainer. Their prices are reasonable. By the way, you are supposed to read their name as "Four Eyes".

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