This automatic aerosol dispenser can spray out perfume automatically and it have 3 working status for you to choose:

• DAY (works when there is light, stops automatically when there is dark)
• NIGHT (works when there is dark, stops automatically when there is light)
• 24H (works 24 hours)

And you also can adjust it spray intervals: 5 minus (sprays every 5 minus); 15 minus (sprays every 15 minus); 30 minus (sprays every 30 minus).