1、Measurement Accuracy Range: The temperature measurement range of temperature humidity sensor is from ‑20℃ to 60℃, the temperature accuracy is ±1℃, the humidity accuracy is ±5%RH, and the humidity measurement range is from 0% RH to 100 percent RH. 2、APP Alarm: When the indoor temperature and humidity are higher or lower than the normal value, the sensor will send a message to remind you through the APP. 3、Compatible With: The sensor can be used with for Smart Life. You can let your smart home run automated processes on them. 4、Easy Installation: The sensor is applicable to a variety of complex application sites and can meet all your installation environment requirements. 5、Simple Design: Adopts simple design, this sensor can well match with your home decoration, you can take it with confidence!