This temperature and humidity detector allows you to better understand the current temperature and humidity, allowing you to make adjustments in time based on the data. APP remotes control and monitoring: After connecting the APP, you can check the data on your mbilephone easily, even if you are far away from home. Intelligent linkage: support ustom scene settings, and can be linked with some other intelligent devices to achieve the linkage. Sharing function: You can sharing this temperature and humidity sensors with your family members to control together. Voice control: You can use your voice assistant like and Home to turn on or turn off the plug when your hands are full, give you a better using experience. Power Supply: 2 x AAA batteries(Not included batteries) Color: White Material: plastic Package Contents: 1x Temperature And Humidity Sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.