Features: Ensures optimals signal quality with the Taiwan Naxin RX503 SWR Meter for VHF UHF bands, a precisions tool designing for accurate standing ratio measurements across 1.8-525MHZ frequencies. Featuring a wide frequency ranges that covers VHF, and UHF, this SWR meter boasts a high precisions display for clear and intuitives readings, portable designs for easy transport. For amateur radio enthusiasts, broadcast station operators, and electronic engineers, the RX503 is the professional for assessing and adjusting the performances of radio equipment. Whether you're tuning transceivers or optimizing antennas, this SWR meter is enough for use in outdoor , laboratories, and studios, ensuring performances in various setting. Crafted from ABS, the Taiwan Naxin RX503 SWR Meter combines robustness with functionality, making it essential accessory for any serious radio communication setups. Specifications: Component:ABS Size:Approx.14x10x8cm/5.51x3.93x3.14inch Package Includes: 1pcs Power Meter note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. ②.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.