This test board kit provides durable, accurate RF measurement support for NanoVNA and other vector network analyzers. Made from materials, it delivers a long service life, stable performance with accuracy and sensitivity, and easy measurement for DIP and SMT devices. Its compact size fits neatly into standard bench setups and portable workflows. Key benefits Long service life thanks to materials, reducing replacement needs Stable performance with accuracy and sensitivity for reliable results Broad compatibility with NanoVNA and other VNAs; supports easy measurement of DIP and SMT devices Compact size suitable for bench use or field work Use scenarios Development and testing: characterize RF components such as filters, inductors, and connectors on DIP/SMT footprints Field verification: quickly test antennas, cables, and adapters with a handheld VNA Education and training: demonstrate practical network analyzer measurements on real components and boards