A direct force power meter that measures total power output from both legs with +/-1.5% accuracy
Dual Bluetooth low energy and ANT+ let you choose how to capture the data
Uses a hidden bolt to mount the chainrings – compatible SRAM chainrings ensure the derailment pin lines up behind the crank arm
10K – programmed with over 10,000 data points to eliminate temperature effects on power measurement
AxCad – A multi-axis accelerometer switches the power meter on and measures cadence, simplifying installation and operation
Breakthrough Materials – Exogram™ hollow carbon fiber crank arms – the lightest, strongest crank arms we make – minimize weight and maximize speed
Easy to use (and reuse) – LED indicator and visible ANT+ ID
The replaceable CR2032 battery never leaves you without power
Manual and automatic zeroing make it truly set and forget
Built to Last – IPX7 waterproof rating, 2-year warranty, free firmware updates, and acclaimed international support
Moves with you from bike to bike
With Quarq's free Qalvin BLE mobile app – available for iOS® and Android – you can set the zero offset, check battery voltage, run diagnostics, and perform firmware updates