This universal ignition tester provides simple and accurate testing of many different types of vehicle ignition system including single coil, coil pack or coil on plug applications. The unit has settings for 10 different crank sensor outputs to cover a range of engines from single cylinder to 12 cylinder.Large easy to read display with back light for low light useSuitable for most engine and ignition typesEasy connection to ignition systemSimple to navigate menu system with single control knobThe MSD ignition universal ignition tester has the ability to create an RPM run so you can see if any ignition activated devices are operating correctly such as rev counters or shift lights. It has a cam sync output for testing DIS / EFI systems and also has a battery voltage display. A spark plug tester and power grid adaptor harness are included.