4 programmable intervals: 8h, 12h, 24h, 48h. Keeps fish fed on schedule whether you are home or away. Accurate, anticlog dispensing. Double antiblocking system prevents clumps and jams; delivers precise portions for healthy feeding. Silent and power efficient. Battery powered with silent operation; runs on 2 AA batteries; low power draw for longer use between replacements. feeding port. Adjustable port size to suit different foods and portion needs; reduces waste and helps keep the tank cleaner. Compact and compatible. Fits most standard home aquariums; simple installation and reliable performance. Use scenarios: At work: set an 8h or 12h interval to maintain a steady feeding routine during long days away. Traveling: choose 24h or 48h spacing for weekend trips or vacations with minimal monitoring. Diet variety: adjust the port size to switch between flakes and pellets and tailor portions to fish size and feeding behavior. It should be noted that the content you provided contains some statements that may not be in line with 's strict rules. It is recommended to ensure compliance with relevant regulations and policies when using and promoting products. If there are any specific requirements or changes, it is to consult 's official guidelines or relevant departments for accurate information.