... weight, compact structure, high technology, advanced craft, multipurpose function, high stability and reliability, great anti-interference ability, etc ... 10MHzTotal Gain100dB, steps as 0.1dB, 2.0dB, 6.0dBOperation Mannerboth double and single Transducers workingDetection Sensitivity Surplus≥ ... into two ways , delay time is 0.5~10S, step as 0.1SStorage1000 flaw Detecting Condition and waveform settings ...