Multiple Modes
OFF :The unit is off.
Mode 1 :rotate for 3 minutes cw, rest for 28 minutes,then repeat cycle.
Mode 2 :rotate for 3 minutes ccw, rest for 28 minutes,then repeat cycle.
Mode 3 :rotate for 3 minutes cw, rest for 28 minutes;rotate for 3 minutes
ccw, rest for 28 minutes,then repeat cycle.
Mode 4 :rotate for 10 minutes cw,rotate for 10 minutes ccw,repeat work
for 1 hours,then rest for 4 hours,then repeat cycle.