KM10 Power Scan Kit is the most revolutionary circuit tester, which performs each type of service, such as, testing for continuity, diagnosing circuit failures, checking the good and bad ground, activating components on and off the vehicle, capturing MIN/MAX voltage, etc.Enables to accurately diagnose the DC Voltage, AC Voltage, Resistance and Diode of the 12v-24v electrical systems by merely pressing the mode button.