WI-814 Wireless dynamic signal test and analysis system, which is suitable for industrial sites with highly portable, built-in high sensitivity sensor and lithium battery pack dynamic signal test and analysis system. It uses wireless transmission mode to achieve wireless communication with the computer. In the future, the data can be displayed and analyzed in real time through tablet computers or mobile phone APP software, which can quickly provide a basis for the determination of the working status of various operating equipment in industrial sites.