MFJ VNA Antenna Analyzer covers 1 to 230 MHz, 1 Hz resolution. Frequency sweep plots: SWR, Impedance, Resistance, Reactance, Phase Angle, Complex Return Loss, Smith Chart, Sign of reactance, Amazing accuracy with OSL (Open-Short-Load) calibration. Single Frequency Mode, Swept Frequency Mode, 32 Memories, Store OSL calibrations, Fits your hand perfectly. Easy to read backlit LCD, 2.5 inch screen easy to read even in direct sunlight. Use two AA batteries Not included. Includes N-to-SO-239 adapter and 48 inch mini USB to USB cable. 3.25Wx6.5Hx1D inches. 9.3 ounces.