Scope of application: 6v-12v-24v Sometimes your car may have the following malfunctions: fog lights not working, reverse lights not working, car won't start, or other issues. Then you may need this car circuit tester to help you fix your car. If you are looking for this product, give it a try, it won't let you down Features: Portable Size: This car circuit tester has a portable size for easy storage, you can easily put this tool in your car Digital display: The digital display allows you to see the test results more clearly and provides a better user experience Practical test pen: supports 6-12-24V DC circuit test, can be widely used to check various vehicle electrical circuits Wide range of applications: This circuit tester is widely used to check various vehicle circuits and distinguish whether objects are charged Specifications: Material: ABS Measuring range: 6-12-24 V packing list: 1 * circuit tester