ProPlus Plug Tester 7-pin 12 V + 2 Adapters 343524

With the 7-pin plug tester 343524 from ProPlus, you can check the lights of your vehicle and synchronise them with the ones on your trailer. First you connect the tester to the vehicle's power socket. If the vehicle is fitted with a 13-pin socket, a 13- to 7-pin adapter must be used. Then turn on ...