Diagnose electrical issues quickly and accurately with this advanced 5–120V Digital Automotive Circuit Tester
Designed for professional mechanics, technicians, and serious DIYers, Electrical Voltage Test Pen offers precise real-time voltage readings through a clear LED display and supports a wide range of DC systems — including 6V, 12V, 24V, and up to 120V.
Whether you're working on a car, truck, RV, or boat, this voltage tester pen provides reliable performance in the garage or on the road. The sharp stainless-steel probe allows safe and efficient wire piercing, while the extra-long coiled spring wire (extends up to 110 inches) ensures you can easily reach difficult areas without needing assistance.
Built for multi-functional use, this voltage light test helps you verify power in fuses, identify relay faults, check grounding, and detect circuit breaks — saving you valuable time during diagnostics. Its durable, insulated body withstands regular use in demanding environments.
Compact, accurate, and easy to use, this automotive test light is an essential tool for anyone working with vehicle electrical systems. Whether you're testing a trailer connection or hunting down a short circuit, you'll get dependable, professional-grade results every time.