Complete automotive set includes: Test leads for measuring DC / AC volts, resistance, and continuity; Inductive pickup for accurate RPM measurement; K-type temperature probe for measuring AC/heat/coolant; Temperature adapter for use with various specialty probes on the market and protective case for easy storage. The 3 year manufacturer **gives confidence in the quality of this product. Auto-ranging helps simplify operation Bar graphing ability identifies rapidly changing signals Dwell reading assists in trouble-shooting of ignition problems Protective Rubber boot helps to minimize risk of damage Built-in tilt stand allows for hands-free operationLang Tools Kastar 13803 Automotive Digital Multimeter Kit