... , 1.5, 2.0 timesM-Mode Speed:2,4,6,8 second selectableProbe frequency:2,5 MHz, 3.5MHz,5.0MHz ... ) ♣Configuration:♣StandardHD9200A main unit3.5MHz mechanical sector scanning waterproof probeli-ion batterymousepower supply adaptermetal medical suitcaseOptional 2.5/5.0MHz mechanical ...