Provide the moisture your pet requires with the Zoo Med ReptiRain Automatic Misting Machine. This unit works for terrariums， bird cages， aviaries or indoor gardens. It has four programmable spray interval settings: 1/2 hour， 3 hours， 6 hours or 12 hours. This machine also has four spray duration settings: 15， 30， 45 or 60 seconds. Zoo Med ReptiRain Automatic Misting Machine includes mounting hooks and four-point suction cup hold down so you can mount it wherever your companion needs it.