Reliable holiday supply: automatic fish feeder with a large food container (up to 30 servings) and waterproof housing to provide weeks of speciesappropriate nutrition. Practical care solution: durable 500 ml container delivers reliable operation for weeks, reduces maintenance, and keeps feeding rhythm steady when you are away. Constant feeding: granular and flake foods are evenly distributed by an airtight chamber and antilock mechanism. Adjustable portion control ensures regular feeding cycles. Safe and stable: nontoxic ABS/PP material mix resists corrosion and deformation, and the waterproof design supports use in indoor and outdoor pools. Use scenarios: On vacation or business trips when daily feeding isn't possible. In a home fish room or busy household to maintain a consistent feeding schedule across one or more tanks. For outdoor or balcony ponds where weatherproof, reliable operation is needed to protect feeding routines.