The product is a lot of 21 Allen-Bradley 1734-IV8 Series C Digital DC Output Modules. These modules are designed specifically for use in PLC systems and industrial automation applications. Manufactured by the well-known brand Allen-Bradley, these units are guaranteed to be reliable and high-quality. With a unit quantity of 21, this lot provides ample availability for various projects and automation needs. Ideal for businesses and industries looking for efficient and dependable PLC peripheral modules.