Depending on how many days youโre normally away, a cat will be fine by themselves. A lil lonely but wont be anything like a dog And i use a food bowl that dispenses food at certain times of the day and it can take like a good 3.5 lbs bag of food no problem. And i use a waterfall fountain for a water bowl which takes a lot of water at once. So my guy is usually set for a good week on just the food and water supply it holds