Trailer electrics tester
For testing lighting circuits on both vehicles and trailers/caravans. Plugs direct into either 7-pin N-type plug or socket and gives a continuity test on all lighting circuits. Requires 1x9v battery (not included)
4 available in stock
Note: When used to test LED light board, please note that the fog light does not register on the tester as it draws insufficient current. The fog lamp need to be tested visually.