[DETAIL]<br>There are wifi/zigbee options available in this link (requiring a gateway to use)<br>1. Bluetooth is only used for network signal connection and cannot be used alone. WIFI+Bluetooth for greater stability<br>2. This product is powered by batteries and does not include batteries<br>Product features:<br>--【 High precision 】 The sensor is sourced from top suppliers. It can ensure high accuracy of measurement data.<br>--Real time monitoring and recording: When the temperature and humidity change very little, the sensor will report. You can view the changes in values on the app or display screen. Record temperature and humidity changes on the app and show them to you in graphics.<br>--The sensor has backlight support, which allows you to browse the screen clearly at night.<br>--[Angle Adjustment] With bracket design, the angle can be adjusted appropriately<br>--【 ℉&℃ 】: The sensor is designed with a temperature conversion function between Celsius and Fahrenheit. You can choose the units to display as needed. The switching speed is related to the frequency of data updates set.<br>--We have carefully designed the viewing range of the LCD screen, which is wider than other types of similar products.<br>--This sensor can serve as a temperature and humidity data source for Graffiti Intelligence, Smart Life, Amazon Alexa, and Google Home. You can perform many automated processes based on the data source.<br>--The temperature unit switch is designed with a function to convert between Celsius and Fahrenheit temperature displays. You can choose the units that need to be displayed according to your needs.<br>--[Third party voice support] This sensor supports Amazon Alexa Google Home Asistant。 You can check the current temperature and humidity through voice.<br>--Wifi+Bluetooth dual-mode: Connect to the network faster. The connection speed to the network is twice as fast as just WiFi<br>--Zigbee version: More stable and less prone to disconnection in the app (requires a Zigbee 3.0 gateway to use)<br>--【 Sharing Function 】 Share with family to jointly control<br>--Offline function: When the device is offline, the APP will remind the device to go offline after 30 minutes<br><br>[ATTRIBUTES]<br>- High-concerned chemical: None<br>- Origin: Mainland China<br>- Smart home platform: alexa<br>- High-concerned chemical: None<br>- Origin: Mainland China<br>- Smart home platform: alexa