The MFJ-812B VHF 144-220 MHz Power SWR/Wattmeter Field Strength Meter is a reliable and versatile unit for ham radio enthusiasts. With a brand known for quality, this wattmeter/SWR meter is compatible with universal brands and is designed to work with ham radio transceivers. It features SO-239 connectivity and is made in the United States, making it a trusted tool for measuring power and field strength in the VHF band. Whether you're a seasoned ham or a novice, this meter is a valuable addition to your radio communication equipment collection.