Measures PEP, AVG, SWR Forward and Reflected power from 5 to 200 watts...from 1.8 to 525 MHz...can work 2 antennas at same time...clean,excellent condition..check eham.net reviews..some guys compared it to a Bird and got good correlation...$135...73, Steve WA2TAK email stephentetorka at cs.com glad to photo on request.