<p>Function description of magnetic control car instrument, spinning bike instrument:1. TIME: Press the MODE button to display the time. This value represents the time from the of the movement to .2. SPEED: Press the MODE key to display the speed. This value represents the speed of the current movement.3. DISTANCE: Press the MODE key to display the distance. This value represents the distance from the to of the movement.4. CALORIE: Press the MODE button to display the calories. This value represents the energy burned from the to .Works for HeadPhone-Look Cables]Both speedometer \u0026 pulse trakcing connection are through 3.5 mm female jacks on the back the monitor - adapters (NOT INCLUDED) might be needed if the device also happen to have FEMALE jacks (rare cases).[Compatible with Most Indoor Exercise Bikes] - for Stationary Bikes with \</p>