Portable: Lightweight and portable design, easy to carry. With USB 2.0 interface, it can be powered over USB connection, plug and play. High Performance: With dual-channel input design, 25MHz bandwidth, 100MS/s sampling rate, 5K memory depth, sensitivity up to 5Mv. Makes saving and transferring waveform images easier than ever. UI Design: XY and FFT waveforms are displayed on the same screen, FFT mode and waveform can be displayed simultaneously, clear, simple and vivid. More Safer: VDS 1022I motor isolation function can keep your computer and equipment safer in the event of a transient shock. USB isolation function effectively reduces signal interference. Widely Used: It can be used in electronic circuit testing, circuit functional testing, design and manufacturing testing.