This product has been deactivated
The SRAM RED DZero Power Meter embodies 10 years of Quarq's technology advances and adds new features such as dual Bluetooth low energy and ANT+ wireless data transfer, the new Qalvin BLE app and compatibility with BB386EVO bottom brackets. Quarq's next-generation power meter platform, DZero, is named for the DZero Experiment, one of science's most accurate and innovative projects to detect subatomic particles moving at the speed of light. With a new measurement circuit, a revised strain gauge design, improved accuracy throughout the pedal stroke and software advances built into the Qalvin App, DZero represents the state of the art in power meter technology. DZero is packed with 10 years of technical innovations and 150 documented technology iterations. All power meters have an IPX7 waterproof rating. They feature a 2-year warranty, free firmware updates and acclaimed worldwide support. The DZero road power meters work for every discipline. The chainrings are replaceable should your bike, discipline or ability change. Each power meter is programmed with over 10,000 data points to eliminate temperature effects on power measurement. With Quarq's free Qalvin app you can set the zero offset, check battery voltage, run diagnostics and perform firmware updates.