Wireless temperature sensor with LCD screen, get exact temperature and humidity around your home, you can get a clear view of temperature and humidity on LCD display, smart thermometer hygrometer can help you effectively adjust situation of your wine cellar, greenhouse, basement or other places in time. Features: 【High Accuracy】Premium-quality sensors ensure high accuracy of measurement data, with high sensitivity, ultra-low power consumption, one-button refresh, fast response. 【Digital Display】It is equipped with a large digital display that allows you to view temperature, humidity, and remaining battery life clearly on the screen, even at night. 【Scene Linkage】It can be used as a temperature and humidity data source, and a lot of automation can be done according to the data source. Support custom scene setting, you can preset the alarm value of temperature and humidity in APP, when the test value reaches the alarm value, APP will push the alarm. 【Temperature Monitoring】Automatically turn on the air conditioner in hot weather, pre-set in the APP to reach a certain temperature and automatically turn on or off the air conditioner. 【Humidity Monitoring】Automatically turn on the humidifier when the air is too dry, and automatically turn on or off the humidifier when a certain humidity level is pre-set in the APP. 【Two Versions Optional】There are two versions for you to choose, you can choose from WiFi version and ZigBee version according to your demands. The ZigBee version needs to be connected to gateways (not included). 【Wide Applications】It can help accurate monitoring indoor temperature and humidity, creating a comfortable living environment no matter the weather is hot in summer or cold in winter. Suitable for bedrooms, dressing rooms, fruit stores, greenhouses, hatcheries, laboratories, machine rooms, warehouses, cellars, etc. Specifications: Type: Zigbee / WiFi (Optional) Material: ABS Wireless Protocol: Zigbee 3.0, 2.4GHz WiFi Working Voltage: DC 3V Recommended Temperature Range: -9.9℃~60℃ / 14℉~140℉ Recommended Humidity Range: 5%RH-95%RH Battery: 2 * AAA battery (Not included) Item Size: 51 * 51 * 17mm / 2.01 * 2.01 * 0.67in Item Weight: 21g / 0.74oz Package Weight: 26g / 0.92oz Package Size: 5.3 * 5.3 * 2cm / 2.09 * 2.09 * 0.79in Package List: 1 * Temperature and Humidity Sensor 1 * Auxiliary Tool 1 * Adhesive Paper 1 * User Manual (English)