![Hygrometer Thermometer](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)
What is this?
This mini circular thermo-hygrometer is widely used in bedrooms, kitchens, offices, rooms, factories, warehouses, cars, laboratories, greenhouse, etc. to help you understand the indoor temperature and humidity conditions, so as to take measures.