Berger & Schröter LED trailer tester

This LED testing device checks all essential lighting functions on vehicle trailer sockets and connectors with ISO11446. Two test displays, one on the top and one on the bottom, are easily visible. The tester can be directly connected to the trailer. Additionally, you can check the functionality of the socket on the vehicle (brake only when activated). Simple and quick – one side can be connected with the 13-pin trailer plug and the other end with the 13-pin socket of the vehicle. This testing device is easy to use, and any wiring faults in towing vehicles and trailers are immediately indicated. Wide compatibility – suitable for all types of trailers and vehicles in Europe. No batteries are required, and the internal 3.6 V battery (850 mAh) can be charged via USB-C. Testable functions: left/right turn signals, brake light, left/right tail/stop light, fog light.