The video shows a close-up of a red oscilloscope with a green screen. A person's finger is seen pressing buttons on the oscilloscope, causing the waveform on the screen to change. The waveform is a series of peaks and valleys, and the person appears to be adjusting the settings to view different parts of the waveform. The oscilloscope is labeled with the brand name "Snap-on Diagnostics" and the model number "MT2400".