Indoor temperature and humidity monitor: A large screen with huge numbers shows the current percentage of indoor temperature and humidity. Large screen and accurate readings: The large LCD display makes it easy to read clearly. The temperature range is -58 °F to 158 °F(-0 to 50 °C), and the humidity range is 10% to 99% RH. Easy to use: Selectable C & F degree units, temperature and humidity display Easy to install: Stick it anywhere you want to place or stand on the table. It is widely used in bedrooms, baby rooms, warehouses and greenhouses.