MultiScope with oscilloscope module; Dual Channel-lets you display two signals in wide variety of waveforms simultaneously on a backlit LCD or any PC running under Windows attached. 26 Selectable Sampling Rates-lets you display a small fraction of a waveform in mirco sceconds or lets you recording signals up to 512 days (records one sample each day). Flexible Triggering-lets you trigger on a negative or positive signal transition on channel 1. Selectable Triggering Levels-lets you select 256 different trigger levels in the range of the input voltage selected. Software Interface-lets you use your computer to display, saving, loading, printing, controlling the recording measurements via the optial isolated serial PC interface