ULTEGRA FC-R8100-P power meter (Dual side)

Offering all the precision and functionality of the DURA-ACE power meter, the ULTEGRA FC-R8100-P power meter comes in a more affordable package.

Scientific training requires accurate measurement and user-friendliness, and the new ULTEGRA R8100 power meter has both. Its dual-sided measurement is accurate within 2.0% and zero offset calibration is a quick and easy process. Perhaps most importantly, its long battery life, easy recharge, and ANT+ and Bluetooth®LE connectivity makes using and recording your workouts easier than ever. FEATURES • Integrated, waterproof, and rechargeable Li-ion battery • Up to 300+ hours of ride time * Depending on ANT+/Bluetooth®LE settings • Accurate data collection • ±2.0% strain gage accuracy throughout the entire calibration range • Proprietary strain gauge • Possible to start quickly • Simple zero offset calibration with switch on transmitter • Active temperature compensation • Software automatically compensates for temperature changes • The provision of new force vector data makes it the optimal training tool to analyze and improve pedal stroke efficiency • With SHIMANO CONNECT Lab, you can analyze and visualize your training and power data