Touch Screen & 2 Temperature Units With a touch screen design, our humidity meter features a touch key to switch the temperature unit display. Press the C / F button on the touch screen to select between degrees Celsius (C) or Fahrenheit (F). Thermometer & Hygrometer Displays maximum and minimum temperature and humidity values over 24 hours, temperature and humidity trends, comfort level, and atmospheric conditions. It meets your daily needs for monitoring indoor humidity and temperature. Easy to Carry & Read This indoor thermometer hygrometer has a compact size for easy portability. It also features a large LCD screen and large digital display for clear and easy reading. 3 Ways Installation The thermometer offers three installation options: two magnetic blocks allow for easy attachment to metal surfaces; a hanging hole enables wall mounting; a durable stand allows for tabletop placement. Wide Application This digital humidity meter is suitable for use in greenhouses, baby rooms, bedrooms, homes, nurseries, cellars, basements, warehouses, and more.