Features: *Temperature Alerts: This sensor provides real-time temperature alerts, notifying your smartphone when temperatures exceed your preset limits, you stay informed and in control of your environment. *Humidity Monitoring: Designed to you when humidity levels fall below or rise above your for CUSTOMIZED settings, this feature ensures optimal indoor conditions, promoting comfort and well-being. *Long-lasting Power: Powered by two AAA 1.5V batteries (not included), this low-power device can last approximately one year under default settings, making it both convenient and efficient for continuous monitoring. *Flexible Installation: With multiple installation options, you can easily place the sensor on a table or adhere it to a wall, eliminating the need for unsightly data cables while enhancing your decor. *for Smart Home Integration: Compatible with for TUYA Smart, for ALEXA, and for Home, this sensor serves as a vital data source for automating your for smart home processes, allowing you to enhance your living space seamlessly. Specifications: *Product Name:Thermometer and Hygrometer *Material:ABS *Size:72*25*20MM/208*0.9*0.78inch *Color:White Package Content: 2 temperature and humidity meters/4 temperature and humidity meters Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.