TheZoo Med Turtlematic Automatic Daily Turtle Feederis ideal for providing your shelled friend with food while you are away or on a daily schedule. The food dispenser is automatic, and with 360 degree rotation can be securely attached anywhere on the tank. The Zoo Med Turtlematic Automatic Daily Turtle Feeder food bottles can screw directly into the top of the feeder for additional capacity and output. Unit comes with programmable settings for feeding duration and feeding frequency to more accurately provide your turtle with the right amount of food every time. Sleek and slender design does not take up much space on your tank. Uses three AA batteries.