This feature-packed multitester combines several functions in one unit. The most basic instruments include an ammeter, voltmeter and ohmmeter. It also has software that accurately measure AC voltages at any frequency. It has 19 ranges for more accurate measurements with a large, easy-to-read digital LCD. It includes detachable color-coded test leads and alligator clips and is fully battery operated although the battery is not included. It includes comprehensive user manual with illustrated step-by-step automotive test procedures and has 1 year warranty.