Multifunctional power instrument is also called multi-functional network power instrument. Multifunctional power instrument is an intelligent instrument with programmable, measurement, display, digital communication, electric energy pulse, transmission output and other functions. It is mainly used in the intelligent instrument of electric power and industrial automation measurement. It integrates a variety of measurement functions and can complete electricity measurement, electric energy measurement, data display, acquisition and transmission, Then directly display the measurement results through the LCD screen. One meter can be used for many purposes!