Battery Included: Yes - This automatic fish feeder comes with a built-in rechargeable battery, eliminating the need for constant replacements and ensuring your aquatic friends are fed even during power outages. High-concerned chemical: None - Crafted from safe, non-toxic materials, this feeder ensures that your fish's environment remains pristine, without the introduction of harmful chemicals into their delicate ecosystem. Material: Plastic - Durable and lightweight, the plastic construction of this feeder is designed to withstand the humid conditions of an aquarium while ensuring long-lasting performance. Voltage: 110-240V - Versatile and adaptable, this feeder is compatible with a wide range of electrical outputs, making it suitable for use in various geographical locations without the need for additional adapters. This automatic fish feeder is designed to provide a reliable feeding solution for your aquatic pets. With its built-in rechargeable battery, you can rest assured that your fish will be fed even during power outages. Made from safe, non-toxic materials, it maintains a clean environment for your fish. The durable plastic construction ensures it withstands the humid conditions of an aquarium, while its versatile voltage compatibility makes it suitable for use in various locations. Color: As Shown Material: plastic Package Contents: 1x feeder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.