TimeMist ® Air Sanitizer Metered Aerosol Dispenser. Features "Air Sanitizer" logo to set dispenser apart from air freshener dispensers. Set switch "ON" for automatic spraying every 15 minutes, 24 hours a day, for 30 days. LED battery and refill replacement reminder. Lockable, tamper-resistant case; includes one key. Operates on two C batteries (not included). Mounting screws included. Manufacturer's five-year warranty. 3w x 3.5d x 9h. White.