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4iiii Shimano XT M8100 Precision 3D GEN3 wattmeter

RRP 470.55 €
470.55 €
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The new 4iiii Precision wattmeter of the 3rd generation is the result of the development and experience of the leader in the field of watt measurement on cranks. It is suitable for bikers who use a Shimano XT set and want to enjoy the benefits of power measurement without limitation. Compared to the previous generation, it brings several improvements - more compact, only 5.5 mm high body, designed for the vast majority of frames on the market, further up to 8x higher CR2032 battery capacity, stronger transmitting antenna for less interference, larger measurement range, etc. This package includes a left hand crank with a wattmeter installed, all ready to go.

  • Accuracy: 99%
  • Weight: only 9g on the left crank (the lightest mass-produced wattmeter)
  • Battery life (CR2032): up to 800 hours depending on ambient temperature (easy battery change without tools)
  • Integrated accelerometer for measuring cadence (tempo)
  • Wireless firmware updates via Bluetooth
  • Range of measured power: 0-4000 W
  • Range of measured cadence: 30-220 revolutions
  • Temperature with guaranteed accuracy: 0°C to +50°C
  • Storage temperature: -40°C to +60°C
  • Water resistance corresponding to the IPx7 standard
  • Compatible with ANT+ and Bluetooth 5.0 devices
  • Compact dimensions 63.79 x 26.42 x 5.5 mm
    • Product details
    product ID 186438
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    Bicycle power meters from 4iiii
    Canadian brand known mainly for power meters that have already appeared in the World Tour. Their offer also includes heart rate sensors or a smart trainer. 4iiii is known for its favourable pricing policy. By the way, the brand name is pronounced as "Four Eyes".
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