With bracket design, you can properly adjust the angle Sensor design with Celsius and Fahrenheit temperature display conversion Wifi + Bluetooth dual mode for faster connection to The sensor has a backlight, which allows you to view the screen clearly at night When the temperature and humidity change very little, the sensor will report [Real-time Monitoring and Recording] The sensor will report when the temperature and humidity changes very little. You can view the change of the value on the APP or on the display. Record changes in temperature and humidity on the APP, and show you with graphics. [Backlight Support] The sensor has a backlight, it allows you to browse the screen clearly at night. [Angle Adjustment] With bracket design, the angle can be adjusted appropriately [&] The sensor is designed with Celsius and Fahrenheit temperature conversion function. You can select the units to display according to your needs. The switching speed is related to the set data update frequency. [Wide Viewing Angle] We carefully designed the viewing range of the LCD screen, compared with other types of similar products, our viewing angle is . [Temperature Unit Switch]The sensor is designed with Celsius and Fahrenheit temperature display conversion function. You can select the units to be displayed according to your needs. [Wifi+Bluetooth Dual Mode] Connect to faster. Connecting to the Internet is 2 times faster than Wifi only Notice: 1. Bluetooth is only used for network signal connection and cannot be used alone. WIFI+Bluetooth is more stable 2. This product is powered by batteries and does not include batteries Power Suplly:3xAAA batteries(Not included batteries) Colour:White Material:Plastic Size:5.6x2.3x5.6cm Package Contents: 1 * rature 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.