FAQ How do I set the fan speed? Press the HI, MED, or LOW buttons to operate your fan on high, medium, or low speed.How do I reverse the airflow direction? Turn the fan off, wait for the blades to stop turning, then slide the reversing switch to the opposite position and turn the fan on again.How do I set the level of light brightness? Press and hold the LIGHT button until the light brightness reaches the desired level, then release the button.