General purpose DC power cable fitted with a 2.1mm (x 9mm) DC power connector. 
The centre pin is positive (+ve) - this is the specification for most equipment fitted with a DC power plug, but please check before connecting.

Plug specification:
Type                              DC power coaxial
Centre diameter            2.1mm
Overall diameter           5.5mm
Pin length                     9mm (to allow fitting to most 2.1mm sockets)

Basic cable spec:
Max voltage                   24V
Max current                    6A
Cable length                  1.2m (approx.)

At the other end of cable, the wires have been stripped back to allow connection to a variety of power sources.

UK manufactured and brand new.