I'm selling this because I've only used it a few times, and for some reason, my cat stopped using it. Please refer to SHARP's website for more details. As a bonus, I'm including three bags of the special sand (660 yen per bag) and one Deotiolet sheet so you can use it right away. 【Product Overview】 The cat system toilet-type pet care monitor is a convenient device for checking your cat's health. It links with your smartphone, allowing you to easily check health data. 【Features】 This toilet is specially designed to maintain cleanliness while monitoring your cat's health. It comes with a dedicated chip for the pet care monitor, enhancing usability. 【Benefits】 You can regularly check your cat's health to maintain it. You can easily manage your cat's health because you can check the data on your smartphone. - Product Name: Cat System Toilet-Type Pet Care Monitor - Condition: No noticeable scratches or stains - Included: Pet care monitor chip (2.5L x 3 bags) Thank you for looking.