ICARSCANNER Multi Function Automotive Circuit Tester Lead Kit Contains 92 Pieces Of Essential Test Aids & Test Lead & Electrical Testers & Auto Diagnostic Tools Wire Connectors Adapter Cables Set Wiring Assistance Kit: A perfect wiring circuit checking tool Can be used quickly for adjustment and assists technician in checking the car problems accurately,Whether you're building an option loaded car or just want to have extra circuits available for future updates, this harness is perfect and makes any job painless Its variable Resistors can be used to simulate coolant temperature sensor signals, throttle valve sensor signals to vehicle ECU to avoid unnecessary new parts replacement Equipped with 2 sets of LED lights; it can be used to monitor Hall Effect, photoelectric signals, nozzles, electromagnetic valve of transmission shift gears and control signals Complete set of various wires in the case that are suitable for most European, American and Japanese made terminals, Applications: 12V and 24V Automotive, RV, Heavy Duty, Marine Equipment This multi function auto circuit tester contains 92 commonly used leads and connectors in a convenient carrying and storage case. This complete kit turns testing and measuring devices into powerful automotive diagnostic tools for fault-finding on the increasing number of sensors, actuators, and electronic circuits found on today's vehicles. The light-weight case allows the leads to be sorted and stored conveniently.