GIRIER Tuya Smart WiFi Temperature Humidity Sensor with LCD Screen Wireless Smart Thermostat Hygrometer Works Alexa Hey Google ITEM DESCRIPTION Make Your Life Better With the WiFi smart temperature and humidity sensor, you can easily check the temperature and humidity in your room/office/baby room/wardrobe and so on.What"'"s more,you can create your smart temperature&humidity system according to your own need,making you life more convenient and enjoying your better life. Remote Monitoring Monitor the temperature and humidity in your room by Smart Life/Tuya Smart APP in real-time. Smart Scene Make a linkage to other Tuya smart devices,creating a smart scene to make you home more comfortable. Voice Control Give a simple voice command to check the temp and humidity in your room/office via Alexa or Google Home assistant,especially when you are busy. Low Power Consumption It is a energy saving and low power consumption temperature and humidity sensor, with low voltage monitoring prompt function. Smart Alert for Your Security When the temp or humidity is higher or lower than normal value range,the APP will push a alert to notice you,creating a safer life for you. Easy to Install Small, easy installation, and high reliability. You can install the sensor in the place you need. Efficient Signal Transmission Adopt radio transmission circuit and coding technology to effectively solve the problem of signal interference blocking. SPECIFICATION Wifi Standard: IEEE 802.11 b/g/n 2.4GHz Only Size : 60*63*25mm Working Temperature : -10-55 Working Humidity: 10%-90% Battery Type: 3*AAA Battery Shell Material : PC+ABS Temperature Accuracy : 1 degrees Humidity Accuracy : 10% RH App: Smart Life, TuyaSmart Voice Control:Amazon Alexa/Google Home Assistant Certification: CE, RoHS Hub Requirement: No Warm Tips 1.The battery is not include in the parcel due to the