Time Group Mode: You can set up to 4 accurate feeding times and 1 - 3 rotations per day. Depending on your different needs, you can set different exact times when you are on vacation. 2.Large Capacity: 200ml capacity of the digital fish food is suitable for various fish food such as flake, pellet, powder and strip. It can be used for many days. Also suitable for various pets such as fish, turtles, newts and frogs. 3.360 Rotation: The 360 degree rotation of the stand of the digital fish feeder allows you to rotate it to the position you want after installation. 4.2 Installation methods: Firstly, it is installed with the base, and secondly, it is pasted on the tank cover with the double-sided sticker. 5.Easy to use: insert 2 AA batteries (not included), fill up the food container, adjust the volume control, and then set the feeding mode. That's all you have to do.