Features: 1.The test pen can be perfectlty used in automotive machinery repair. 2.Power failure test, induction test, voltage test. 3.Designed to detect low voltage circuit failures in transportation machinery. 4.Simple operation, convenient use, secure and reliable. 5.Sensitive detection, accurate test result and fast measuring speed. Specification: Features: The test pen can be perfectlty used in automotive machinery repair. Power failure test, induction test, voltage test. Designed to detect low voltage circuit failures in transportation machinery. Simple operation, convenient use, secure and reliable. Sensitive detection, accurate test result and fast measuring speed. Specification: Condition: 100% New Material: Plastics + Metals Color: as picture shown Voltage: 6-12V Package list: 1 x Car Electrical Test Pen PackageList: