... 3. Useful training for paralysis muscle 4. Aerobic exercise Mini Auto Exercise Bike1. With 5 speeds:30rp/m, ... 40rp/m,50rp/m,60rp/m,70rp/m,can be adjusted accordingly2. Time:5 ... different choices for time-setting ,3 min,6min,9min,12min ... out bibi signal,Press ON?OFF button for restarting.If the alarm is not released ...