catlog_board, first generation. It accurately measures the number of times a cat uses the litter box and its weight, and also identifies individual cats, allowing you to monitor your cat's health and quickly notice any changes. Disinfected, tested, and device data deleted. A new set of 6 AA batteries has been installed, so you can use it right away. There are no noticeable scratches or stains, but we are looking for buyers who understand that this is a used item.