Ambient Comfort Indicator: The room thermometer displays three face icons representing dry/comfort/humid to visually inform you of the current air conditions. Quickly adjust your humidifier to better protect your health. Various Functions: In addition to the most basic temperature and humidity detection, it can also switch between ℃/℉ at will, has a backlight function for easy reading in the dark, and also has a time display. Measurement Accuracy: The error range is ±1°C for temperature, the error range for humidity is ±5% RH, and the data is updated every 10 seconds. Easy Installation and Use: The indoor wall thermometer is equipped with a table stand and hanging holes, so the digital hydrometer can be easily placed anywhere. Indoors only, ideal for monitoring the basement or garage. Wide range of applications: The digital indoor thermometer updates every 10 seconds to keep you informed of the latest changes in temperature and humidity readings. Can be used in various environments