Trailer Tester 12V RV Line Signal Detector Plug And Socket Connector Recorder

Save your wiring. Save your weekend. This plug-and-play 12V trailer tester checks your trailer's signals, brakes, and reverse lights before you hit the road. No sparks, no guesswork, just straight answers.

Why It Rocks:

Instantly tests brake, signal, and tail light circuits

Works with 12V RVs, campers, trailers, haulers

LED light indicators = zero confusion

Rugged grip, plug-and-read simplicity

Perfect glovebox tool for every road warrior

Color: black
Product material: plastic + copper
 Product voltage: 12V