... ,22.5 minutes,1 hour,2 hours,3 hours . The air freshener refill can spray 3,000 times.1) The dispenser ... .5 minutes,1 hour,2 hours,3 hours .2) The air freshener refill can spray 3,000 times3) Apply standard steel ... House Conference room Bar & restaurant Auto Sensor Aerosol Dispenser, Auto Liquid Air Freshener Dispenser, Air Perfume Dispenser