The product is a set of 4 screw-in tyre pressure valve sensors for Vauxhall Mokka/Mokka X vehicles. Manufactured by Oakmore Global, these sensors come with a 2-year warranty and are designed for easy installation with wireless connectivity. The sensors have a frequency of 433MHz and are positioned on the vehicle's front, rear, left, and right sides. Made with high-quality surface finish, these classic parts are essential for monitoring tyre pressure and ensuring safety on the road.