Programmable misting unit for terrariums, bird cages, aviaries or indoor gardens. New technology allows for a stronger and quieter pump that can mist 2 separate cages. Portable: for indoor or out-door use. Includes AC adapter, or will run on batteries (4 C batteries, not included). Four programmable spray interval settings 1/2 every hour, 3 hours, 6 hours, or 12 hours. Four spray duration settings: 15, 30, 45, or 60 seconds. Additional Information: Includes adjustable mounting hooks, 4 point suction cup hold down, remote nozzle extension and 6 watt AC adapter.