KZYEE KM10 Power Circuit Probe Kit, 12V 24V Automotive Circuit Tester Electrical System Tool, Digital Voltage Tester, Multimeter, Short Finder, AC DC Diode Resistance Check for Motorcycle Cars Trucks [Smaller Size, Optimum Efficiency] - The KZYEE KM10 Power Scan Kit is the revolutionary circuit tester for 12-24V vehicles. You can access four precise diagnostic modes (DC Voltage, AC Voltage, Resistance and Diode), providing efficient electrical system testing, continuity testing, fault diagnosis, ground testing without fuses, component activation on and in the vehicle, and voltage detection. It is the perfect tool for all automotive electrical needs [Built-in Diagnostic Power] - With the press of a switch, you'll have an instant hot lead or ground lead. Use the probe tip and ground lead together to power up components in your hand. Easy to apply, it can power components such as radiator fans, starter motors, relays, window regulators, and windshield wipers. Quickly check components for continuity, identify positive, negative and open circuits, and locate shorts without wasting fuses [Troubleshoot with ease, One Test for Any Circuit] - Intuitive interface, the KM10 probe tester is an essential tool for automobile user to check system failure by themselves. The power circuit probe kit can also perform continuity and resistance checks, checking for the good and bad grounds, which are essential for tracking the automotive circuit and identifying any broken parts [Extension Cable + Built-in Flashlight] - Get the job done quickly and easily with this 20-foot extension cord. Perfect for trailer wiring, it can test along the entire length of the vehicle without having to search for a suitable ground. Plus, the built-in flashlight is bright enough to light up your work area, and it is powered by either car battery or cigarette lighter, so no extra battery or cable is needed [Advanced Safety Features] - It is equipped with a 8-amp circuit breaker to protect the device and your components from overload, making it more durable. Additionally, a solid protective case is included to store the electrical testing kits and prevent any damage to the automotive circuit tester The KZYEE KM10 Power Scan Kit is the most revolutionary circuit tester yet, operating at 12-24 volts. With voltmeter, test light, built-in flashlight, short circuit indicator, relay​/​component tester, continuity tester and ground fault indicator, the Power Scan is indeed the ultimate in performance and affordability, allowing users to check circuits in a single step. What are the advantages of the product？ Detection of min​/​max voltage; Detecting short circuits without wasting fuses. The 8-amp input is protected by a circuit breaker. With a flip of the switch, you have an instant hot lead or ground lead. Use the probe tip and ground lead simultaneously to power components right in the palm of your hand. With the 20ft. extension cord, you can test bumper to bumper without jumper cables. Instantly test components for continuity and identify positive, negative and open circuits without re-polarizing the terminals.