1Wide Coverage: With a coverage of 50m/164ft (unobstructed), the smart temperature humidity sensor allows you to monitor the temperature and humidity from anywhere in your home. 2High Sensitivity: The sensor offers high sensitivity, instantly detecting changes in temperature or humidity as small as 0.3C or 5%. These changes are promptly displayed on the APP, providing real time updates. 3Long Lasting Battery Life: Equipped with a CR2032 button battery, the sensor can be used continuously for up to one year, eliminating the need for frequent battery replacements. When the battery is low, you will receive notifications through the PP. 4Care for Your Living Space: Instead of worrying about weather changes every day, having a smart temperature humidity sensor allows you to easily check the current environmental conditions in your home. It is highly suitable for household use. 5Easy Installation: The smart temperature humidity sensor comes with adhesive tape on the back, allowing you to conveniently stick it to any desired location.