* The tester is to connect with the 12v 13-pin euro-type socket.
* It can also connect with 7 pin socket through a 13-7 pin towing adaptor.
* It works for mot testing of class 4, 5, and 7.
* The cable is long enough for user to do the test while sitting in the vehicle.
* The tester can also do self-test (not work for 7 pin socket),

   12v power check, ignition, reversing light.