Voltage Tester for Car 3-48V Electric Tester Automotive Pen

Precise voltage detection 3-48V DC: This auto voltage tester allows quick checking of electrical circuits between 3V and 48V DC. Ideal as a 12V mechanic's test light, it works on cars, trucks and motorcycles. Automotive circuit tester instantly identifies positive and negative voltages with its clear digital LED indicator even in low-light areas Built-in two-way digital LED light: Equipped with a digital LED indicator, this 12V test pen clearly shows the status of the tested circuit. The car lamp tester detects bidirectional polarity for increased safety during diagnostics. Essential tool for mass control, electrical fault finding, and daily car electrical circuit testing Sturdy alligator clip and expandable spring cable: Insulated alligator clip ensures a stable connection to the ground, while the expandable spring wire provides great freedom of movement. This 12V car fuse tester is designed to easily reach hard-to-reach areas in the engine compartment or fuse array, improving accuracy and user comfort Multipurpose Automotive Fuse and Circuit Tester: Usable as a car fuse tester, electric car circuit tester, or indicator light, this multi-function tool is suitable for 12V and higher systems. It allows you to check fuses, switches, sockets, headlights, and wiring, making this auto voltage tester a reliable ally for quick and effective diagnostics Durable design for professional and amateur use: Made of durable materials, this automotive circuit tester supports intensive use in the workshop or at home. Compact, lightweight and easy to carry, this car lamp tester is perfectly suited for mechanics, auto electricians and mechanical enthusiasts looking for a reliable and accurate tool