From kurtkinetic.com:
We’re excited to announce the release of our new Smart Power Trainers! We’ve combined our industry-leading fluid resistance trainers, completely updated inRide sensor technology and the Kinetic Fit app for affordable, accurate power training.
What is power training?
Power is a constant measure of your work output at any given moment, and is the most accurate metric to use for building workouts and tracking progress over time. Using heart rate alone to measure effort is an incomplete picture and can be misleading when judging training intensity and results. Heart rate lags when starting an effort on the bike and can drift as a workout progresses whereas our Smart Power Trainers and Kinetic Fit app provide an instantaneous read out showing how hard you’re going and will do so for the entire workout. The result is a more efficient training session with steadier efforts, measurable gains and more accurate post-ride data including: calories burned, average wattage, total training stress and intensity…
+ Keep reading at kurtkinetic.com
Bicycling Mag tests Kinetic’s SMART trainers at Interbike 2015