Product Code: 27198 This socket tester is designed for use with 12V CAN Bus systems. It efficiently tests 13 and 7-pin sockets fitted to the rear of vehicles using the supplied adaptor. It comes with a 5m cable for easy one-person operation and provides a clear indication on the LED display when the towbar operation is detected. 1 x CAN Bus 13 and 7-Pin Towbar Socket Tester Power: 12V DC System: CAN Bus Connection: 7-pin and 13-pin Cable length: 5m Tester dimensions: 90 x 140 x 35mm Weight: 1kg