Feature:1. Function: Auto circuit tester is designed to detect low voltage circuit faults in transport machinery to help you quickly and safely identify the problem.2. Digital Display: The circuit probe tester adopts a digital display, allowing you to see the voltage more clearly, and the voltage display range is 2.535V.3. Wide Application: Voltage tester pen can be used for cars, motorcycles, bulldozers, rollers, excavators and other transport maintenance operations.4. Probe Pen Shape: Voltage test pencil is easy to use, the probe is more convenient to use, and there is a protective cap to protect the probe from falling and bending.5. Exquisite Manufacturing: Electric circuit detector is made of high quality material, not easy to damage, and the spring wire can be stretched as needed.Specification:Item Type: Car Circuit TesterMaterial: MetalVoltage Display Range: 2.5-35V.Package List:1 xCar Circuit Tester