Feature:1. Real Time Monitoring: The sensor can monitor the temperature and humidity in real time, allowing you to know the air condition in the room directly and clearly.2. Abnormal Reminder: When the indoor temperature and humidity are higher or lower than normal, the sensor will send you a push message via the app to alert you.3. Sensitive Chip: You can remotely monitor the indoor temperature and humidity through the APP, which is not controlled by time and distance to ensure the best indoor environment.4. APP Connectable: The sensor can be used with the designated mobile APP, and you can check the subtle changes of temperature and humidity on the LCD screen and APP.5. Wide Application: This sensor is suitable for a variety of complex applications, such as greenhouses, baby rooms, and can meet all your installation environment needs.Specification:Item Type: WiFi Humidity Temperature SensorMaterial: ABSModel: KCTW1Z 01Temperature Measurement Range: -10-50Humidity Measurement Range: 0%-99%RHPower Supply: CR2032 button battery 50mah (built in).Package List:1 x WiFi Humidity Temperature Sensor1 x Instruction