Specification Material: ABS Color: White Size: 90x90x180mm Capacity: 500ml Power: 5V 01A Time Pattern: 24H USB Cable: 1.5m Power by: 4 x AAA Batteries (not included) Package included: 1 x Automatic Fish Feeder Features - Simple operation and installation. - Feed your fish at a scheduled time (one to four times per day). When you not at home,don't need to worry your fish nobody feed. - With mini unique shape, it has the bracket, can clamp on to any tank, space-saving for your aquarium. - Works with most types of fish food, such as flakes, pellets, powders and strips,fit for fish tank and aquarium, and you can even feed most of pet fishes, turtles, newts and frogs. Notes 1. Please allow slight measuring deviation due to manual measurement. 2. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you 3.Please leaving a message before you give the bad feedback, if the products have some problems.Thanks for your understandings.