Built on the cutting-edge Speedplay Pedal System Power Zero single-sided power pedals deliver reliably accurate power and cadence data in a race-proven pedal system. This powerful combination creates an unrivaled power pedal that helps cyclists optimize performance by providing the visibility adjustability and efficiencies needed to break through to the next level. Pair with the Wahoo ecosystem of smart devices for a more full picture of your data and performance and to track analyze share and improve.Single-sided power metrics measure cadence from the left pedal; power is tracked and doubled to estimate total power output no matter where you are crushing watts with lab tested +/- 1% power accuracySimple and intuitive Wahoo Fitness app offers guided instructions on how to install Power Zero's on any bike calibrate the pedals for accuracy and perform firmware updatesSimultaneously connect to three Bluetooth devices while broadcasting to an unlimited number of ANT+ devicesPower Zero is built on on the dual-sided entry Speedplay Pedal System which maximizes power transfer by putting your foot closer to the spindle. No more fumbling fussing or kicking your pedal over; leverage a powerful take off when the light turns green and clip in with easePower Zero and the Speedplay Standard Tension Cleat create a secure connection and a streamlined profile. The two form a seamless integration that aids power transfer and increases aerodynamics. The slim profile cleat and rubber texture create enhanced stability