- Easy to use: intuitive control buttons for quick selection of operating mode, band, and advanced functions. - Durable build: black housing protects the antenna analyzer from external damage and provides reliable, long-term use. - Simple power and portability: powered by an external power supply of 12 to 14 V, 500 mA DC and a 2.1 mm power socket (middle pin positive). The compact size makes it easy to carry in a bag and store. - Wide measuring range with configurable steps: SWR measuring range 1.0 to 9.99, with user configurable steps of 100 Hz, 1 kHz, 10 kHz, and 100 kHz. - Practical use scenarios: for amateur radio antenna tuning at home or in the field; on-site verification of antenna installations during setup or maintenance; troubleshooting and optimization of antenna systems in portable or temporary deployments.