The product is a metal oil pressure sending switch sensor unit designed for the 1986-1991 Mazda RX7 FC and FC3S models. It is a direct fit with easy installation and is wired with one alligator terminal. Made in Japan, this sensor is calibrated for accurate oil pressure readings in the engine compartment of the vehicle. With its reliable brand and precise sensor type, this product ensures optimal performance for the Mazda RX7 FC and FC3S models.