ITEM NAME:5.5 X 2.1 Mm DC Power Plug to Socket for Video Surveillance DC Connection Cord Description: Great item for small electronics projects and CCTV applications. Connector Size - 5.5mm x 2.1mm - External Diameter x Internal Diameter. Female Socket DC Adapter, solder termination with solder bucket and tag. Perfect for making a cable to a desired length or replacing a broken connector. Package Includes: 1x DC Power Plug. SKU: CKX0014201251007494.1x DC Power Plug. Perfect for making a cable to a desired length or replacing a broken connector. Great item for small electronics projects and CCTV applications.