7-Way RV Boat Blade Trailer Light Circuit Wiring Tester Connector Adapter Plug
7-Way Blade Trailer Light Wiring Circuit Tester Round Adapter Pin Plug RV Features: Compatible with standard 7-way blade trailer sockets LED indicator for circuit continuity tests Plug-n-Play easy installation Compact and small - easy to put away Specification: 7 WAY TESTER Material:Plastic Volt:12V Pin:7 Instruction: Plug the tester into vehicle's mating plug. Perform a function test for each circuit. TM: Taillights(Turn on running lights.Tester should stay lit at a constant) LT: Left turn/Brake(Turn on left turn signal.Tester should flash according to turn signal and stay lit when brakes are applied) RT:Right turn/brake (Turn on right turn signal.Tester should flash according to turn signal and stay lit when brakes are applied) BU:Back up(Shift vehicle into reverse.Tester should stay lit at a constant) 12V:Auxiliary(12V+)(Tester should stay lit at a constant) BK:Electric Brakes(Apply brake or engage manual override of brake controller.Tester should stay lit at a constant) Package Include: 1 x 7-Way Blade Circuit Tester 1 x Instruction