This handheld oscilloscope with built in multi meter is designed for use by automotive technicians to diagnose a host of automotive problems featuring automatic tracking measurement and automotive electronic measurement for sensors actuators ignition systems and electrical component testingfitted with the following capabilities 3 channel 20mhz digital storage oscilloscope true 6000 count rms digital multi meter and 100mss real time sample ratesupplied with acdc clamp probe oscillosco