* Latest cortex-m4 embedded control system + mini-ultrasound technology hardware system.A scan and B scan * 3.5" high resolution color LCD, smart, light and portable, suitable for outdoor use * Measure back fat thickness,loin muscle thickness and lean percentage * 3 kinds scale of image display * With U disk, image and measured data can be stored in Excel table, easy for data management processing * Unique character hidden function,automatically hidden in the setting time * System automatically freeze and protect probe with time setting