Precise Feeding: Featuring a detachable food container with 15 or 20 compartments, the auto fish feeder precisely releases 7ml of food per portion. Perfect for taking care of your fish during your short-term absence. No more overfeeding or underfeedingFor Various Dry Foods: The auto fish food dispenser is designed for holding foods like Powder, Pellets, and Strips. Do not fill it with dry shrimp or flakes to avoid clogging. (NOTE: Never add food to the outlet compartment!)Automatic Fish Feeder: Professional fish feeder with timer automatically dispenses food every day or at intervals (up to ). Just set auto-feeding hours at or release food manually2 Installation Methods: An adjustable support and 4 suction cups are included - simply mount the aquarium fish feeder on the tank wall, or fix it on the tank lid. No extra tools needed! A great addition to both covered and open-top fish tanksBattery Powered: Driven by 3 AA batteries (Not Included), the auto vacation fish feeder offers a long working time of about 2 to 3 months. Really energy-saving and reliable for long-term use. Smart LCD always provides a clear display of the battery levelColor: As shownMaterial: plasticPackage Contents:1* Feeder1 bracket1 set of suction cupsOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.