aqxreight Automatic DC Car Truck Voltage Circuit Tester - 20 AMP 6V-24V

Features: Super quality test pen can quickly and easily control electrical circuits of cars, trucks, boats, trailers, etc. Heavy ground clamp and insulator are comfortable, safe and to use. Specially designed long probe is pointed enough to simply probe through the wire insulation to control circuits. Flexible thread design allows it to be stretched for use and then automatically pull in. It is used to control electrical circuits and accessories on all 6V and 12V systems. Specifications: Material: Brass Color: Shown as picture Test voltage range: 6-24V Passage: Universal Package List: 1 * Test Pen