Description Are you looking for a sturdy yet reliable test pen for automotive voltage test? Our item will be your good choice.Exquisite craftsmanship enables it to work efficiently for you and is more practical.This test pen c an be used to test continuity, test the polarity of a voltage, etc. Features -Color:Red Black -Material:ABS-Size:22.70X10.60X3.00cm/ 8.92X4.17X1.18in-Scope of application: DC5-36V-Using copper probe, good conductivity, not easy to rust, accurate measurement, reliable and durable.- The voltage display is uninterrupted, and the voltage index is updated in real time, which convenient to use.- Even people without any experience can easily get started and test the voltage easily. It makes your work handy.- The cable length is extendable spring cable, which allows you test any electrical system easily.- Widely used to test the polarity of a voltage, test continuity, check lamp, check electric motor, follow and locate short circuits. Packing list: 1 x Automotive Tester Pen