Feature: 1. Durable ABS: This foot speed control pedal is made from premium ABS mateiral, which ensures long service life. 2. For FHSM 508: This sewing machine foot speed control pedal is suitable for FHSM 508 sewing machine. 3. Easy Installation: This sewing machine foot speed control pedal is easy to install, saving your time and effort. 4. Direct Replacement: This foot speed control pedal is able to replace old foot controllers and make your machine work properly. 5. Fine Workmanship: This foot speed control peda features fine workmanship, which ensures high stability. Specification: Item Type: Foot Control Pedal Material: ABS Specification: 1 Piece Maximum Operating Voltage: 24V Minimum Operating Voltage: 12V Line Length: Approx. 138cm / 54.33in (Manually Measured, There May Exist Small Error) Product Features: Replace the Old Foot Pedal Applicable To: Suitable for FHSM 508 Package List: 1 x Foot Control Pedal How To Use 1. Connect the connecting interface on the connecting line to the sewing machine 2. Pay attention to whether the interface is loose before use 3. Power on to use