Automatic fish feeder: Our timed fish feeder can be operated automatically or manually, equipped with two bases, suitable for different types of aquariums, it is good to feed fish at scheduled times (one or two or three times a day) GREAT ATTACHMENT FOR TURTLE FOOD: Works with most types of fish food such as dry, bulk and pelleted food, flakes, pellets, powders and strips. Not only for goldfish, but also to feed most pet fish, turtles, salamanders and frogs. USB Charging or Battery Operation: Powered by USB charging or 2 AA batteries, the builtin energysaving highcapacity lithium battery can last 23 months. Whether you're at home or on the go, this automatic feeder for fish is ideal for everyday use. Even if you are on a business trip, you no longer have to worry about feeding the fish. Two food boxes: the big food box can be used to hold large granular fish food, and the small food box is used to hold powdered and flake fish food, which very suitable for all kinds of fish. Easy to Use: The unique closed design and top feeding port structure prevents food from getting wet or clogging the feeder, and it is convenient to add food without removing the silo. You can easily control the amount of fish food dispensed by adjusting the slider.