The Bowa Brake Pad Wear Sensor - A059036 is a product designed to detect when the brake pads on a vehicle are worn and need to be replaced. It is a small sensor that is attached to the brake pads and measures the thickness of the pads. When the pads reach a certain level of wear, the sensor will send a signal to the vehicle's dashboard, alerting the driver that it is time to replace the brake pads. This product is essential for ensuring the safety and proper functioning of a vehicle's braking system. It is compatible with a wide range of vehicles and is easy to install and use.