The product is a lot of 28 new Omron MY4 relay modules designed for industrial applications. These 5A relays are compatible with DC current and are suitable for interior use. With a 4 Pole Double Throw (4PDT) contact configuration and a 24VDC coil voltage, the relays are reliable and efficient for various electrical setups. Made in Japan by Omron, a trusted brand in the industry, these relays offer a DIN Rail and Plug-In/On mounting style for easy installation in a range of settings.