1、Precise Readings: Humidity gauge provides precise readings. Temperature is accurate to ±0.54 ℉/ ±0.3℃, and humidity is ±3%RH. 2、Real Time Perception: Support for Smart Life app, for TUYA app, real time perception of temperature and humidity changes and report to your smart phone. 3、Intelligently Control: Check the historical records in the App and intelligently control the temperature and humidity of your home. 4、Real Time Power Supply: App is designed with low voltage monitoring and reminding function to provide real time power for your sensor. Battery powered, long battery life. 5、Easy Installation: Widely used in various places, easy to stick on the wall with stickers, simple installation, lightweight and compact. Easily set up and configure into you app. Item Type: Temperature Humidity Sensor Material: ABSBattery: 1 CR2045E button battery 100mah (built-in battery) Temperature Range: -10°C - +50°C Humidity Detection Range: 0% - 95%RH Temperature Detection Accuracy: 0.3℃ Humidity Detection Accuracy: 3% Communication: for Zigbee 1 x Temperature Humidity Sensor 1 x Repositor 1 x User Manual 1 x Double Sided Adhesive Sticker