• Lens angle 120° with night vision

7 pin plastic plug to ISO 3732 (12S)

STARTS 12V & 24V VEHICLES UP TO 8

Durite Relay

000 hours lifespan

Triple ISO Tester Isomaster Booster Packs • Lens angle 120° withAdvanced circuit tester for testing your trucks ISO 7638 Socket, Trailer Susie, and ABS Functions ISOTester is an advanced diagnostic device for testing a trucks ISO 7638 socket, trailer Susie lead and ABS functions for short or open circuits. By running a simple series of tests the ISOTester quickly identifies fault details and the location (tractor unit, Susie lead or trailer), which is not always easy to locate. 1. Tests trucks ISO 7638 socket 2.