... for carrying * Use Colored TFT LCD, the waveform display is clearer and stable * The real time sampling rate ... , 2sec, 5sec, InfiniteDisplay ModelMain, Window, Window Zoom, Roll, X-YMenu Display2Sec, 5Sec, 10Sec, 20Sec, InfiniteSkinClassical, Modern, Tradition, SuccinctDisplay ... Source Voltage100-240VAC,47HZ-440HZ,50VA MaxSize and Weight305mm x 154mm x133mm, about2.3kgUSB HostSupport USB flash drive ...