Protects against unpleasant odors or insects up to 6,000 cubic feet Spray interval dial allows 5 to 43 minute spray intervals. Dispenser is fully programmable. Features soft-touch buttons, a precise clock setting for hourly on/off activation and an LCD screen that shows battery condition and Days To Refill Change. Programmable shut-off feature offers daily and weekly schedules. Includes 2 D batteries. SKILCRAFT (R) Zep (R) Meter Mist 3000 Plus Dispenser is one of many Air Freshener Dispensers available through Office Depot. Made by SKILCRAFT.