I have the Mini Free Cycle Computer on my mountain bike with a RockShox Reba RL fork, 120mm of suspension travel. The radio transmission works flawlessly. The cultivation of MINIfree is described in the enclosed instructions through images and thus child's play, the material is included. The establishment of the cycle computer is done via three buttons on the back, which can be easily operated with the supplied "MINI Setting Tool". Super described in the instructions. The top line of the display indicates kosntant to the speed, the bottom line various functions are comfortable pressure on the "orange frame" accessed. Time, trip time, trip distance, total distance, average speed and maximum speed.