The Sealey 90 Piece Automotive Circuit Test Lead Kit is a comprehensive diagnostic tool set designed for testing and evaluating automotive electronic circuits. This extensive collection includes a wide range of test leads, probes, connectors and components that enable professional mechanics and auto electricians to isolate faults, verify circuits and perform detailed electrical diagnostics across modern vehicle systems. Featuring standard Ø4mm banana-style plugs and sockets, this kit is compatible with most diagnostic multimeters and automotive test equipment, making it a versatile addition to any workshop. The included components cover a broad spectrum of diagnostic needs, from basic continuity testing to specialised applications such as SRS system diagnostics and back-probing delicate electronic connections. The kit includes two 5kO potentiometers for simulating sensor signals, back probes for non-invasive circuit testing, LED strobes for visual circuit indication, and an extensive s