Automatic Fish Feeder: This timed fish feeder allows automatic feeding by simple setup. No need to worry about feeding your fish when on vacation or business trips. Set the food portion, feeding times, and choose between manual or automatic mode. Up to 4 Feeding Times Per Day: Adjust the slider to control food amount. Supports up to 4 feeding sessions daily with 1-2 rotations per session. Switch to manual mode as needed. Easy mode setup following the included instructions. Flexible and convenient. Compatible with Dry Fish Food: Designed for dry food only. Suitable for pellets, granules, strips, and flakes. Place the feeder above the tank to prevent moisture. Secure the tank lid and leave a small opening. Place aquatic plants near the opening to guide food delivery and attract fish. Easy Installation: Two mounting options included. 1. Clip onto the tank wall using the rotating screw. 2. Attach with the included double-sided adhesive tape on the tank cover. Choose the method that best fits your setup. Battery Operated: Requires 2 AAA batteries (not included). The LCD screen displays "Lo" when battery is low. Ensure sufficient power before leaving for extended periods.