uxcell Female + Male CCTV DC Power Connector Adapter Repar Part 5.5x2.1mm 6 Pcs Material : Metal, Plastic;Color : Silver Tone, Black, Green Connector Type : 5.5x2.1mm DC Power Jack Female + Male Dimension : 3.8 x 1.3 x 1.3 cm / 1.5" x 0.5" x 0.5" (L*W*H) Package Content : 6 x DC Power Connector (3 x Male + 3 x Female) Ideal for CCTV security cameras.