The RF diagnostics kit combines the Z'Scan RF sensor, the Trewmac RF impedance analyzer, An EMF test meter, and a data collection computer preloaded with all of the needed RF instrumentation software, and all of the connectors and accessories that you will  need to get started, packaged in a custom-fitted wheeled carry case. This is truly a one-box set of equipment that enables the user to be able to do sophisticated RF measurement work.