Features: 1. Stable Connection: The temperature humidity monitor uses unique technology for more stable and reliable signal transmission, helping to avoid issues with weak or unstable WiFi signals. 2. Precise Monitoring: Equipped with accurate temperature and humidity sensors, this hygrometer thermometer can precisely monitor indoor environmental changes and provide reliable data. 3. Real-Time Sensor: The temperature and humidity sensor continuously monitors and records real-time data. Users can view the information via a smartphone app and access historical records to track environmental trends. 4. Alarm and Automatic Control: Users can set custom upper and lower limits. The indoor temperature and humidity sensor will send alert notifications when readings exceed the set range and can enable automatic control through compatible smart home systems. 5. Versatile Use: This wireless temperature humidity monitor supports connection with various devices, allowing easy integration into smart home setups to enhance convenience and flexibility. Specification: Item Type: WiFi Temperature Humidity Sensor Material: ABS Battery: 2 x AAA Lithium Battery (Battery not included) Package List: 1 x WiFi Temperature Humidity Sensor 1 x Instruction Manual 1 x Double-Sided Adhesive Tape