Battery Requirement: This automatic feeder does not include a battery, allowing you to choose the optimal battery type for long-lasting performance. Chemical Safety: Free from high-concern chemicals, this feeder is safe for all , prioritizing the health of your fish. Capacity and Output: Allows for precise control over the amount of food dispensed per feeding, catering to different sizes and populations of fish. This automatic feeder is designed to maintain your aquarium's feeding schedule without constant monitoring. Its user-friendly features that your fish receive the right amount of food at the right time, promoting a healthy and balanced environment. The feeder's safety features an ideal choice for environmentally conscious pet owners. 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.