Features: USB 3.1 type C to 5.5x2.5mm 9V or 12V or 20V power cord, approximately 100cm long. Supports up to 100W, suitable for PD protocol power adapters and power adapteer with Type C female port. Suitable for set-top box, routers, optical modem, printers, projectors, cameras, and other devices. 5.5x2.5mm fixed output voltage 9V, 12V, 20V (optional), with positive electrode in middle and negative electrode outside. If you choose 20V, the Type C adapter must have 20V output to use this line, and the same applies to others. Specifications: Material: PVC Length: approx. 1m or 3.28ft Type: 9V, 12V, 20V(optional) Input: Type C mlae Output: 5.5x2.5mm male Package Includes: 1Pc Type C to 5.5x2.5mm Power Cord note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.