The Pagid Disc Brake Pad Wear Sensor Set - 355250311 is a set of sensors designed to monitor the wear of disc brake pads in a vehicle. These sensors are compatible with Pagid brand disc brake pads and are used to alert the driver when the brake pads are nearing the end of their lifespan and need to be replaced. The set includes two sensors, one for each front wheel, and is designed to be easily installed on the vehicle. The sensors are durable and reliable, providing accurate readings of brake pad wear to ensure safe and efficient braking.