After meticulous and in-depth studies, Campagnolo presents its own power meter dedicated to road bikes. Referred to as HPPM, which stands for ?High Precision Power Measurement?. A solution that expands the Campagnolo product range and pursues the goal of providing the most precise data possible to support the most demanding performances.Equipped with 16 strain gauges that produce multiple readings, which, combined by a specific algorithm, guarantee extreme accuracy. **The angular velocity and torque signals are measured every five milliseconds.**Made with an Ultra-Torque titanium axle and unidirectional carbon fiber cranks (available in 170, 172.5 and 175 millimeters), the crankset with HPPM Power Meter offers immediate reactivity to release all the power exerted by the athlete on the transmission. 3 chainring options are available: 45-29, 48-32, 50-34.Only compatible with Campagnolo's Super Record WRL and equipped with the same charging ports for ease of use. This power meter lasts up to 5 weeks and has clear visibility of charge and data when you connect to the Campy App.**Ultra-toque system**Campagnolo's most advanced system for translating your organic power into fierce output. A titanium axle and lightweight carbon fibre crankarms give the rider immediate and unbeatable responsivity. Ultra Torque permanently conjoins the semi-axles of the bottom bracket to the respective crankset arms. This redesign made it possible to considerably reduce the lateral dimensions at the axle level and prevent annoying contact with the ankles when turning the pedals.**Connect to the app**You can extend your experience with the state of the art MyCampy app. Developed purely for your ease of use. Fully customisable controls to your specific needs, check your progress or view your battery status anytime, anywhere. This app gives you the best possible experience and connnects easily to this power unit.**Specifications*** Weight: 656g* IP Water Protection: IP 67* Battery Type: Rechargeable Lithium-Polymer* Materials: Hollowed Carbon crankset and titanium axle with USB bearings* Wireless: Yes* Battery life: 5 weeks (500km month)* Campy App: IOS and Android* Crankset gearing: 29x45, 32x48, 34x50* Crank arm length: 170, 172.5, 175mm