This smart temperature and humidity meter is a smart temperature and humidity meter with 2.4G wireless data transmission function. It has the characteristics of high precision, high stability, low power consumption, large capacity storage, built-in alarm and so on. It integrates sensor technology, computer technology and communication technology, and can be widely used in aquaculture, food, pharmaceutical storage, blood storage, agricultural research, industry, environmental protection, health and epidemic prevention, laboratories, construction, museums, greenhouses and other fields. The temperature and humidity data recorded by this product is transmitted by wireless radio frequency, using the 2.4G frequency band operating frequency, no need to apply for the frequency point, reliable transmission distance (unobstructed) 30M, so that the product has a wide distribution and is not limited by space distance. The recorder uses imported digital sensors, the monitoring data is accurate and reliable, it can monitor the temperature and humidity of the site in real time, and the built-in alarm device can operate independently. The product has a high degree of automation, powerful functions, stable performance, strong adaptability, no manual management, and is the best choice for the replacement of traditional temperature and humidity products.