WiFi Connectivity: Connects to your home WiFi network, allowing you to monitor temperature and humidity from anywhere using your smartphone.Voice Control Compatibility: Compatible with for Alexa and Google Home Assistant, allowing you to control the temperature and humidity with your voice.Backlight Display: The backlight display makes it easy to read the temperature and humidity levels, even in low light conditions.Temperature and Humidity Sensor: The temperature and humidity sensor provides accurate readings, ensuring that you can maintain a comfortable environment in your home.Power supply:battery AAAx3 (battery not included)Backlight:supportWireless:WiFi 2.4GHz IEEE 802.11 b/gTemperature range:9.9C60CAccuracy temperatures: 1Humidity measurement range:10% RH99% RHHumidity accuracy:5% RHWeight:64gNotes:1. Bluetooth is only used for network signal connection and cannot be used alone.2. This product is powered by batteries and does not include batteriesColour:WhiteMaterial:PlasticSize:5.6x5.6x2.3CMPackage Contents:1 * Temperature Humidity SensorOnly 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 +/ 13cm.