I am selling this item because I am not using it. Please negotiate the price in the comments. Operation has been confirmed. Amazon price: 1800 yen each Since it is used, there may be a feeling of use. Please refrain from purchasing if you are nervous about this. Please use a CR2032 battery. Hygrometer and thermometer for reptiles, amphibians, and terrariums. The memory function stores the past highest and lowest temperatures. Large digital display with excellent visibility. Everything in the image is included.