POWERFUL SMART TRAINER FOR YOUR INDOOR TRAINING With a realistic riding experience and precise performance data, the FLUX 2 Smart provides everything you need for efficient indoor training. Pedal effectively. The Tacx FLUX 2 Smart can handle sprints of up to 2,000 watts. Train your climbing skills on inclines of up to 16%. Benefit from accurate data with a precision of up to 2.5%. Ride in the virtual worlds of Zwift and Tacx. Compete with riders worldwide. With this quiet smart trainer, you won't disturb your family or neighbors.