ISO1724 This tester has one end to connect to the 7 pin plug of a trailer and another to connect to the 7 pin socket of the vehicle. Easy to read LED display. Single handed operation. Supplied with instructions (English, Dutch, French and German). Requires a 9 volt battery. Alkaline S.71210.View Product Specifications
ISO1724 This tester has one end to connect to the 7 pin plug of a trailer and another to connect to the 7 pin socket of the vehicle. Easy to read LED display. Single handed operation. Supplied with instructions (English, Dutch, French and German). Requires a 9 volt battery. Alkaline S.71210.