Integrated, waterproof, rechargeable lithium-ion battery. Up to 300 hours or more of use, depending on ANT+ / Bluetooth® LE settings. Accurate data capture with a strain gauge accuracy tolerance of less than 1.5% across the entire calibration range, also depending on ANT+ / Bluetooth® LE settings. Proprietary strain gauge allows for faster starts. Simplified calibration with a switch on the transmitter. Active temperature compensation, where the software automatically compensates for temperature changes. 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 performance data. The DURA-ACE FC-R9200-P power meter has everything a cyclist passionate about their performance data could wish for. Its integrated, waterproof design ensures reliability in all external conditions and provides accurate information, including left/right balance. The rechargeable lithium-ion battery is easy to use, and Bluetooth® LE and ANT+ connectivity ensure simple setup.