Luocute Trailer Connector Tester - 2 in 1 7 Way 4 Way 6 LED Indicators

1. [Dual Purpose Testing] This trailer connector tester combines 7 way round Vane/Wing and 4 way flat testing capabilities in one compact unit, allowing users to verify wiring conditions for different trailer types with a single device. 2. [Clear Visual Indicators] The 4 and 7 way trailer wiring tester features 6 bright LED lights with labeled functions, it clearly shows the functional status of the vehicle's side wiring sockets. 3. [Durable Construction] Made with impact resist ABS plastic housing and brass contacts, this adapter tester maintains reliable performance while resisting wear from frequent use in various weather conditions. 4. [Comprehensive Function Check] The 2 in 1 trailer light tester quickly and accurately assess trailer light status, including brake lights, turn signals, tail lights, reverse lights, electric brakes, and 12V auxiliary power connections. 5. [Simple Operation] This trailer light checker requires no special skills, simply plug it into your vehicle's socket to instantly diagnose wiring issues without needing a second person to observe the trailer lights. Spec: Item Type: 7 Pin 4 Pin Connector Tester Material: ABS , Brass Battery: 6F22 Battery x1 (Battery Not Included) How to Use: 1. Plug and Play: Simply connect the device for immediate use. 2. Function Codes: RT: Right Turn/Brake; BU: Back Up; BK: Electric Brake; 12V: 12V Positive; LT: Left Turn/Brake; TM: Tail Light PackageList: 1 x 2 in 1 Trailer Connector Tester