Wifi Smart Temperature Humidity Sensor Meter Thermohygrometer LCD Display Historical Data Compatible with Alexa for G-Assistant Features: Exception Warns: If the current temperature/humidity exceeds the maximum setting, thesensor will automatically alarm, the APP will send Warns message; Download smart life /Tuya smart APP on your phone&Tablet to control the wifi remote control and check temperature/humidity date anywhere/anytime; The LCD screen dynamically displays real-time values, conveys the comfortable state of the home environment, is connected with the GATEWAYs and cloud platform, and the mobile APP can view current and historical temperature data; The built-in high-precision digital sensor can quickly and accurately find the temperature and humidity changes,Low advantage design to ensure long-term battery life; The temperature and humidity sensor can be linked with other smart devices in the home to improve the indoor heating and coolings, and make your home more comfortable. Product Description: Material: ABS Features: Timer, Wireless, LCD Display Assistant: Wifi 802.11b/g/n, 2.4GHz System of Measurement: Celsius Measuring Technology: Electric Displayed Measurements: Hygrometer/Humidity, Temperature Power Source: 3xAA Battery (not included) APP: Smart Life/TUya Standby current: