1. [WiFi Bluetooth Dual Mode]:Faster connection to . Connecting to is twice faster than only WiFi 2. [High temperature and low temperature alarm]:Once the set temperature value is exceeded, the phone prompt an alarm 3. [High humidity low humidity alarm]:Once the set humidity value is exceeded, the phone prompt an alarm 4. [Real time monitoring]:Battery powered AAA battery x 1 (excluding batteries), low power consumption, according to system default settings,can be used for approximately 1 year. 5. [Temperature and Humidity Curve Graph]:Record the temperature and humidity changes on the APP and present them graphically . [Multiple installation methods]It can be placed directly on the table or pasted . Without a data cable [Scene linkage]:This sensor can as a temperature and humidity data source for graffiti intelligence, smart living, for , and for Home Color: As Shown Material: plastic Package Contents: 1 * Smart Humidity Temperature 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.