The Autel MaxiTPMS MX Sensor 315 433MHz 4PCs Durable Tire Pressure Sensor Set is a high-quality electronic sensor set designed for industrial automation and motion control applications. The set includes four MX-Sensor 315/433 2in1 sensors from the trusted brand Autel, offering reliable tire pressure monitoring for your vehicles. With free express shipping available in the United States, this durable sensor set ensures accurate and efficient performance for your business needs.