Comprehensive electrical testing: The Automotive Circuit Tester provides an easy and efficient way to check your vehicle electrical system, including lights, motors and other components, with a DC voltage test range of 7 to 36 V. Built-in overload protection: With integrated overload protection up to 8 A, the circuit automatically disconnects if the current limit is exceeded, protecting your electrical system during diagnostics. Durable and easy to use: Featuring a 4.5-meter cable and a user-friendly design, this tester enables fast and simple testing of lights, motorcycles or other electrical components in your vehicle. Wide voltage range for broad compatibility: Operates with 12 V and 24 V DC power, suitable for a wide range of vehicles from cars to trucks, enabling use across different automotive applications. Use scenarios: - Check headlights, tail lights and indicator lamps to verify circuit operation. - Inspect motorcycle wiring or additional electrical accessories connected to the vehicle. - Diagnose electrical circuits in cars and trucks during maintenance or repair using 12/24 V systems.