Giant Power Pro Ultegra R8100 Power Meter

Whether you ride road or gravel, tracking power output for precise training metrics is essential. Giant’s all-new dual sided Power Pro power meter makes training with power more accessible to more riders everywhere and features built-in gyro sensors that help compensate for ground surge impacts occuring on uneven surfaces, delivering clean and accurate data through an integrated system that’s precise, reliable and simple to set up.Key Features:6 built-in axis gyro sensors inside both crank arm sensors provide vibration compensation by filtering ground surge impacts when riding on uneven surfacesGiant-exclusive algorithm and auto temperature calibration ensure precise and stable data output to +/-2 % accuracy free of environmental distractionsAccelerometer allows magnet-free measurementHigh-capacity lithium battery delivers up to 100 hours of riding on a single chargeIPX7 waterproofIntegrated magnetic rechargeable design protects device from water and dust ingressLED indicator displays battery level and alerts recharge when power gets below 30%Bluetooth® Smart/ANT+ compatible for broad compatibility, easy calibration and firmware updates.2 year global warrantyStandard crank lengths available in either 50/34t or 52/36t configurationSpecification:Weight: Left side 6 g; Right side 6 gSize: Left 56*29*8mm / 2.2*1.1*0.3 inch (L*W*H)Waterproof: IPX7Power Range: 0 – 3000 wattsCadence Range: 20 -200 rpmAvailable: ShimanoChainring Teeth: 50/34t or 52/36tAvailable: Shimano CrankArm Length: 160mm / 165mm / 170mm / 172.5mm / 175mmConnections: BLE/ANT+Battery Type: Lithium-ionBattery Run Time: 100 HoursBattery Charge Time: 1 hrBattery Life Indicator: YesAccuracy: ± 2%Temperature Compensation: YesVibration Compensation: YesLeft/Right Balance: YesPedaling Efficiency: YesFirmware: Giant RidelinkWarranty: 2 years