The FeatherFlex Speed Pedal with Cord is designed for use with specific sewing machine models, including the 221 Featherweight and various models such as 1200-1, 201, 222, 301, 301A, 431G, and 66-16. This foot control pedal features a cord and is suitable for machines that do not have separate power and foot control cords. It operates on a 110V/120V power system and offers variable speed control for precise sewing. The pedal is compatible with models that require a foot control with a cord, providing reliable performance and ease of use. Its design ensures smooth operation, making it a practical accessory for compatible sewing machines. The pedal's construction and functionality are tailored to meet the needs of various models, ensuring seamless integration and consistent control during sewing projects.