The Giant Power Pro Ultegra R8100 power meter is essential for precise training control. Giant's new, double-sided power meter makes power-controlled training accessible to more riders and the built-in acceleration sensor helps to exclude the influence of vibrations in the measurement. This enables correct data measurement in an integrated system that is precise, reliable and easy.

- Power meter with two-sided measurement based on the Shimano Ultegra R8100 crank
- Integrated acceleration sensor eliminates the need for external magnets/sensors
- long running time of up to 100 hours
- IPX7 waterproof
- Rechargeable lithium-ion battery
- Data transfer with Bluetooth Smart and ANT+ to all common devices
- Weight/side according to manufacturer: 6g
- Measuring range: 0-3000 watts
- Cadence range: 200-200 revolutions per minute
- Crank arm length: 170mm / 172.5mm
- Measurement accuracy: ± 2%
- Temperature compensation: Yes
- Vibration correction: Yes
- Left/Right Balance: Yes
- Pedaling Efficiency: Yes
- Data transfer: Bluetooth Smart and ANT+
- Firmware: Giant Ridelink

Sizes:
- 50x34 170mm
- 50x34 172.5mm

(Translated with Google Translate)