EHEIM TWINfeeder Automat offers convenience, reliability & versatility - perfect for busy times & holidays. Easily & precisely set the feeding times & amounts, and enjoy giving snacks at any time. The waterproof function keys make it easy to change settings, while the built-in low battery warning system ensures your feeder will keep going. This dual-chamber model is ideal for feeding two types of food, enabling you to keep all your fish happy & healthy. Its large display, splash-proof control keys & VARILUX aquarium hood compatibility make this feeder a must-have for any aquarium.