When a vehicle's wiring is not functioning, it is necessary to identify the cause and in many cases that cause is a break. Detecting a break is quite problematic. But, having reliable devices at your disposal, you can find the place where the malfunction occurred. This is exactly the kind of device that is a break detector. The device consists of a receiver and a transmitter. The transmitter is connected to the car battery, and the other end to the cable with a break. The receiver leads along the cable, it will emit a sound signal, together with where the signal is lost, will mean that there was a break.