The Cable Tracker Electrical Automotive Circuit Breaker Tester is an essential tool for anyone working with automotive electrical systems. Key features - Compact and portable: measures 25.5 cm x 12.5 cm x 3.5 cm for easy handling and storage. - Flexible probe: extends about 18 cm, allowing access to tight spaces for thorough diagnostics. - Ready to start: comprehensive packing includes the circuit breaker tester, a tool kit, and gloves. - Power and range: requires a 9 V battery (not included); operates in a DC range of 6-42 V, compatible with most vehicles on the road today. - Durable construction: built from high-quality plastic and metal to withstand regular use. Use scenarios - Engine bay diagnostics: quickly test and verify circuit breakers to identify blown fuses or faulty relays. - Interior wiring checks: reach under dashboards and into tight harnesses with the long flexible probe. - On-vehicle maintenance: perform quick checks during repairs or routine service across a wide range of vehicles. The tester combines practicality with reliable performance, helping you diagnose and address electrical issues efficiently.