The product is a used set of vintage 12V automotive relays manufactured by Delco Remy and others in the United States. These relays are direct replacement parts for certain years and chassis of vintage cars and are not a universal fitment. The manufacturer warranty is not applicable, and the product includes a California Prop 65 Warning due to its vintage nature. These relays are ideal for car and truck owners looking for authentic components that were manufactured to standards in place at that time.