Spacnana Trailer Connector Tester - 7 Pin 4 Pin

[Dual Functionality]Combines 7 Pin and 4 Pin testing for comprehensive diagnostic capabilities in towing and trailer applications. [User-Friendly Design]Features plug-and-play operation with clear LED indicators for quick identification of circuit issues. [Durable Build]Constructed from ABS and brass materials ensuring reliability during frequent use in automotive environments. [Versatile Application]Perfect for diagnosing tail lights, brake lights, and turn signals on trailers and boats. [Compact and Portable]Lightweight design makes it easy to store and carry, providing convenience on the go. Item Type: 7 Pin 4 Pin Connector Tester Material: ABS , Brass Battery: 6F22 Battery x1 (Battery Not Included) 1 x?2?in?1?Trailer?Connector?Tester?