PIONEER DURA-ACE R9100 POWER METERPOWER TO THE RIDERSPower is a great way to train for your next race and is even a great tool to use during the race. When riding with power, you can measure your performance and get the most out of your training. The Pioneer Dura-Ace R9100 Power Meter is a single leg power meter that is ANT+ compatible and has Bluetooth Low Energy connectivity with cycling computers and Smartphones. It delivers advanced precision and accuracy with force detection in 12 locations. When paired with a Pioneer cycling computer or a Wahoo ELEMNT and ELEMNT BOLT, you can view force vectors in real time so you can make immediate adjustments to your pedal stroke and get better, faster. With the Cyclo-Sphere Control App, you can manage everything like power meter functions, mode switching, magnet calibration, zero calibration, pedal copy, and firmware updates. You can also analyze your efforts post-ride.FeaturesDependable durability with a dust and water-resistant designCyclo-Sphere Control App allows you to easily manage everythingDisplays force vectors in real time when paired with certain computersANT+ compatibility as well as Bluetooth Low Energy connectivityMeasures force and direction every 30deg - 12 times every revolutionGENERAL SPECIFICATIONSANT+ TransmissionYesBluetooth TransmissionYesPioneer Pedaling Monitor ModeFor Use With Pioneer Cycle ComputersDual Accelerometers Per Crank ArmYesAccuracy+/- 2%Sensor Dimensions - Left (WxHxD)89.5 x 34.7 x 7.13mmWeight (Sensor Only)-Battery Operating Time180 HoursBatteriesCR2032 (1 Included)Operational Temperature Range-10 to 50degCSensor Warranty2 YearsIncluded AccessoriesMagnets (Patch Type x1)Magnet Spacer x1Batteries x1User's ManualFEATURES & BENEFITSTotal PowerLeft OnlyL/R Power AveragesLeft OnlyTorque EffectivenessLeft OnlyCadenceYesAccuracyYes, +/-2%IntensityYesPower Watts/KgYesL/R Power BalanceNoPower % of FTPYesPedal SmoothnessLeft OnlyNormalized PowerYesInterval IntensityYesPower Zone/LevelYes | Pioneer Dura-Ace R9100 Power Meter Shimano Dura-Ace R9100, 165, Single Arm Leg