[Schedule and Quantitative Feeding] -You can set up to 4 exact feeding times every day and 1-3 rounds each time. Control the amount of feeding by adjusting the number of rotations. [Two Feeding Modes] -Our fish feeder supports manual feeding and automatic feeding. Automatic feeding once or twice a day, and it can also be switched to manual mode by pressing the manual button. [Moisture Resistant] -Moisture resistant hopper keeps the food for dry fish, will not get wet or stuck. It can accommodate most types of food, including flakes, pellets or crumbs. [Easy to add food] -The base of the fish feeder rotates 360 degrees and can be rotated to a satisfactory position. Add fish food to the top of the fish feeder without taking it apart, so that you can easily add the allotted amount of food,Powered by 2 AA batteries.