... Delivery detail:20-30daysSUMMARIZATION1.This apparatus is an Automatic Aerosol Dispenser designed independently,controlled by digital integrate circuit,It can satisfy ... low power consummation.2.Aerosol is an attached product of dispenser. You can choose aerosol such as air freshener,insecticide, ... first,then inserting the aerosol can into before using the dispenser Larger coverage air fresher machine