Product features: Manual and automatic feeding; suitable for various fish tanks and aquariums. Color: As shown Material: Plastic Power control: Press and hold the "On/Off" button for 3 seconds to power the device on or off. Manual feeding: Press the manual feed button to dispense food immediately. This action saves current settings and exits the menu. Time setting: Press and hold the "Setting" button for 3 seconds to enter time setup mode. The hour digits will flash. Adjust the hour using the "▲" or "▼" buttons, then press "Setting" to confirm and move to minute adjustment. Adjust minutes similarly, then press "Setting" to save. Feeding schedule and rotation count: After setting the time, press "Setting" again to configure feeding times and rotation counts. The first feeding slot will flash. Use "▲" or "▼" to set the feeding time. Press "Setting" to confirm and proceed to the rotation count display (shown as “①”, “②”, or “③”), indicating how many rotations the food compartment will make per feeding. If no number appears, no rotation occurs. Repeat the above process to set up to four feeding schedules. Default setting: Press and hold "▲" for 5 seconds to restore default settings — one feeding at 8:00 AM and one at 8:00 PM. Reset all settings: Press and hold "▼" for 5 seconds to clear all scheduled feeding times. Package includes: 1 x Automatic Fish Feeder Note: Due to lighting conditions and screen variations, the actual product color may differ slightly from images. Measurement tolerance is ±1–3 cm.