Hosyl Red Black DC Wire Power Pigtails Adapter Plug Lead Cord Coax Cables CCTV Camera CCTV DVR Camera 11 inch(30cm) 2.1 x 5.5mm(5 Male + 5 Female) Product Name :2.1*5.5MM DC Power Pigtail wire Inside diameter: 2.1mm,Outside diameter: 5.5mm Length: 11inches, Easy installation.Internal copper wire: 18 / 0.12AS  2C,24 # copper wire Easy to maneuver and install, and also helps to conserve space Package Included: 11 inch(30cm) 2.1 x 5.5mm DC Power Pigtail Male Cable (5 Male + 5 Female)