Wireless Wlan Weather Station With 3 Outdoor Sensors Thermometer Hygrometer Smart App Control: Easily monitor real-time temperature and humidity on TUYA or Smart Life App. Data is synced with Google Weather, real-time display of weather changes and forecast meteorological. 3 wireless remote sensors: The temperature and humidity of 2 places are displayed on the screen, you can change CH1 to CH2 to CH3 (3 remote sensors included). The remote sensor offers a transmission range of up to 60m in open space. Smart Message Alerts: Create preset temperature or humidity ranges, you'll be instantly notified on your smartphone if levels fall outside of range stay on top of the air changes in your basement your wine box, your cigar box, your musical instrument box, your greenhouse or your home. Sensitivity and Accuracy: Adopt Swiss Sensirion high sensitivity digital temperature and humidity sensor, accurately detect 0.1 temperature change and 0.1 percent humidity change. Take advantage of accurate thermometer data humidity every 2 seconds. Trend and History Data: Check the date of max or min temperature and humidity history from APP, the stored data is displayed via curve graphs for clear observation.