TimeMist Metered Fragrance Dispenser Kit with 2 Refills Cans, 6.6 Ounce Aerosol (321970TM) Includes standard-size metered dispenser and two 30-day fragrance refillsMango and Voodoo Berry. Place dispenser switch into ON position, which after automatically releases a uniform spray every 15 minutes, 24 hours a day, for 30 days. Operates up to one year on two C batteries (not included).