DVSA Approved for use in testing stations on vehicle classes 4, 5 and 7. Quick and simple test of 12V 13-pin Euro-type sockets fitted to the rear of the vehicle. Supplied with 4.9m cable to enable the operator to use the tool whilst sitting in the vehicle. Features self-test facility to ensure the serviceability of the tool. Powered by 12V vehicle supply. Also tests the 12V continuous/ignition live feeds and the reversing lights - not part of the current MOT test, but useful when diagnosing electrical faults. Includes 13 to 7-pin adaptor for testing older wiring systems.