Quarq's power meter cranks continue to be reliable, accurate and easy to use. The Dzero series offers more data transfer and frame fit compatibility.
- Measures power for both legs with +/_ 1.5% accuracy
- Dual Bluetooth low energy and ANT+ wireless data transfer
- AxCad system provides no-magnet cadence data
- Free firmware updates with the QALVIN APP
- Uses a CR2032 battery that can be replaced without tools
- Swap chainrings without needing to recalibrate