Remove the plastic cap from the top of the glass bottle.
Place the clip onto the mouth of the glass bottle.
Screw the cap securely onto the bottle.
For instant fragrance, turn the bottle upside down for 2–3 seconds, then turn upright and clip it onto the air vent.
The clip is designed to twist and adjust, so it fits vertical and horizontal vents.
Fan settings will regulate the intensity of the fragrance.
Lasts up to 45 days depending on use.