Features: Premium quality material: made of premium quality plastic material, durable and long-lasting. Two feeding options: choosing automatic feed your fish at a scheduled time (once or twice a day) for 12h or 24h, there is also a manual feeding option, pressing manual feeding will not change the automatic feeding mode. Control the amount of fish food: you can adjust the slider to increase or decrease the amount of food dispensed per revolution, there are 6 levels of adjustment. Two fixing methods: one installation is fixed clip installation (for open type fish tank without lid), and the other is fastening strap installation (for closed type fish tank with lid). Two feeding containers: there are two sizes of food box to adjust the feeding amount, large capacity food box 210ml, can hold 100g fish food small food box 100ml capacity, can hold 50g fish food. Suitable for a variety of feeds: suitable for most types of food, such as flakes, strips, pellets, gradients, etc. Specifications: Color: blueyellow Material: plastic Package size: 14.5 x 14.5 x 9cm Package weight: 260g Note: Product does not come with batteries, please purchase separately! Package List: 1 x Set of Fish Tank Automatic Feeder