Specifications: Color: black Cable length: 1m/3.28FT Cable specification: 16AWG Polarity distinction: red positive pole inside, black negative pole outside Connector: DC 5.5MM x 2.1MM male head 16AWG DC Barrel Plug Connector 5.5mm x 2.1mm DC Male Plug to Bare Wire Open End Power Wire. these are exactly what you would expect and want when hard-wiring security cameras or other outdoor DC devices. The cord itself has a thick jacket and is much heavier duty than what you'll find on most power bricks. They also pre-strip the jacket to give you access to the two wires and then go even further by pre-stripping and tinning the ends of each conductor.