Features:This Oscilloscope is double channel design, 25MHz bandwidth, and 100MSa/s sample rate.With channel isolation function.The VDS1022I PC Oscilloscope features 5K record length.Friendly UI design: FFT, or -Y, and waveform 2 views displayed on the same screen.Multi-trigger option :edge, video, slope, pulse, and alternateUSB bus powering.Ultra-thin body design, easy to carry.Package included: 1 x PC Oscilloscope1 x Probe1 x USB cable1 x CD1 x Manual1 x djust tool 2 x Tip locating sleeve8 x Color circle2 x Ground spring