Compact circuit tester pen for automotive and transport machinery diagnostics. Key benefits Lightweight, compact design for easy handling and convenient storage. Safe operation with an elastic wire design that performs without generating heat. Broad compatibility across vehicles and machines: automobiles, motorcycles, bulldozers, and excavators. Userfriendly, efficient to use for quick fault identification in lowtension circuits. Reliable performance in field or workshop environments, helping troubleshoot electrical issues faster. What makes it stand out Elastic wire construction provides safe operation without heat buildup, reducing the risk during testing. Specifically suited for lowtension circuit checks, enabling rapid fault localization with minimal setup. Usage scenarios In a car, quickly check lighting circuits, sensors, and wiring harness connections to pinpoint faults. On a motorcycle, inspect ignition and charging circuits to confirm proper electrical function. On heavy equipment such as bulldozers or excavators, verify wiring integrity and connections in electrical systems. Specifications and practicality Function: circuit tester pen designed for diagnostic use in automotive and transport machinery. Compatibility: suitable for automobiles, motorcycles, bulldozers, and excavators. Size and handling: compact, lightweight form factor for easy handling and storage. Material: elastic wire construction enabling safe, heat operation. Performance: optimized for identifying faults in lowtension circuits with straightforward, userfriendly operation.