1 Link extension cable 10ft (M/F)

1LINK is the marrying of the AquaBus communication
standard, along with the power wires to drive higher power devices, all in one
single cable.

One of the benefits of this is to avoid the need for a DC power
brick for every 24V device in your aquarium, The cables are available in two
varieties:

1LINK Extension Cable- 10' Male/Female Cable that
can be used to extend a M/M cable.