The Fluke DS701 30Hz, 800 x 600 Diagnostic Videoscope is for industrial inspections that require a powerful diagnostic videoscope, designed to stand up to the dirtiest, harshest environments, and for use with gritty, most industrial, expensive equipment. The DS701 30 Hz can help you diagnose before you tear down. Fluke Diagnostic Videoscopes put high-resolution images in the palm of your hand.