This video gives you an introduction to the usability and functions of the »PQ-Box App« for our portable power quality analysers. This App enables wireless access to your PQ-Box via WLAN with visualization and display of various live measurement data, including basic parameterization of the device. In addition to an overview of the online data, the recorders and events, power and energy, pointer diagram, oscilloscope view and harmonics of the PQ-box. A basic parameterization of the device is also possible. The intuitive operation guarantees a simple and mobile operation of your PQ-Box.