- [Easy Operation] Simply connect the circuit tester to the vehicle battery, and the technician can direct the positive and negative current to the probe by moving the power switch forward or backward. This user-friendly design streamlines testing processes. - [Short Circuit Protection] The circuit tester includes a short circuit protection feature, which helps detect poor grounding issues. This safety mechanism ensures that any potential problems are identified before they escalate. - [Versatile Applications] This power sensor is ideal for assessing conductivity and voltage polarity. It can efficiently identify lights, motors, and locate short circuits, enabling quick diagnosis of short circuits or faulty electrical components in vehicles. - [Test Lead Length] With a generous 16-foot test lead, this power probe provides ample reach, making it easy to test various electrical systems without hindrance. Use Cases: - Quickly diagnose electrical issues in cars, motorcycles, and other vehicles by checking voltage levels and grounding reliability. - Identify and localize short circuits in automotive wiring with precision, saving time and reducing the risk of further damage. This circuit tester is an essential tool for any automotive technician, delivering reliable performance in diagnosing electrical problems with ease and accuracy.