20pcs Male+Female DC Power Jack Connector Adapter Plug 2.1 x 5.5mm for CCTV

2.1 x 5.5mm Male power plug connector. - No electrical tap, No splicing, no crimping, but only a small screw driver. - 10 pcs Female DC Adapter. - 10 pcs Male DC Adapter. - Simply & Professional appearance for power cabling.