The product is a lot of 11 Snap On Personality Keys, including models K-5A, K-7A, K-9, K-12A, K-13, K-14, K-15, K-16, and K-19. These keys are used as diagnostic service tools in automotive applications and are designed for connecting to various systems and parts within vehicles. The keys are manufactured by Snap On, a reputable brand known for producing high-quality automotive tools and supplies, making this lot a valuable addition to any professional mechanic's toolkit.