ITEM NAME:20pcs Male+Female DC Power Jack Connector Adapter Plug 2.1 x 5.5mm for CCTV FT.5.5mm x 2.1mm Female power plug connector. - No electrical tap, no splicing, no crimping, but only a small screw driver. 10 x DC female jack. 10 x DC male jack. - DC power plug with plastic construction and strain relief.
