A powerful advantage. Built on the cutting-edge SPEEDPLAY platform, Wahoo SPEEDPLAY POWER pedals deliver reliably accurate power data in a race-proven system to give cyclists access to a more comprehensive overview of their cycling progress. SPEEDPLAY POWER meter pedals for cycling connect riders with the data they need to release breakthrough performance. Cyclists know that to become competitive they need to train with purpose. That means training with power. By connecting to reliable and accurate data, these power meter pedals give riders the power and cadence metrics they need to track and analyze every ride. These metrics create a more complete power profile cyclists can use to unlock every last watt. Accurate power - SPEEDPLAY POWER's internal gyroscope removes cadence variation to measure your precise power output - accurate to +/- 1%. Combined with Wahoo’s sports-science based algorithms, you get extremely accurate values you can use to achieve next-level performance. Precise cadence... BREAKTHROUGH POWER: Built on the cutting-edge SPEEDPLAY pedal platform, SPEEDPLAY POWR ZERO delivers reliably accurate power and cadence data in a race-proven pedal system; this powerful combination creates an optimal power pedal that helps cyclists optimize performance to break through to the next level A POWERFUL COMBINATION: SPEEDPLAY POWR ZERO combines proven sports science and years of industry-leading research with the optimal adjustability, increased power transfer, reduced weight, and enhanced aerodynamics of the SPEEDPLAY platform to create a pedal system that delivers performance BETTER YOUR BEST: Accurate to +/- 1%, SPEEDPLAY POWR ZERO's internal gyroscope removes cadence variation to measure power output more precisely; combined with Wahoo's sports-science based algorithms, cyclists get accurate values they can use to achieve next-level performance gains LASTING POWER: SPEEDPLAY POWR ZERO is made with materials for optimal strength-to-weight ratio, making it perfect for enduring efforts; in addition, the rechargeable battery lasts up to 75-hours per charge to give you the power to go long; really long Battery life: 75hrs, Radio communication: Multiple Bluetooth and ANT+, Water resistance: IPX7, Max rider weight: 250lbs