The wireless temperature & humidity sensor developed by Swift Wireless is used to sense the temperature and humidity status data in the monitored environment. A single sensor can work independently and support networking communication with the company's gateway (the communication mode is selected according to the customer's needs). The transmission distance between networking and terminal information collector, wireless Internet of Things gateway and wireless signal repeater is 40~50m, with its own battery. Ultra-high protection level, suitable for all kinds of environment.