And on the ebay listing they say:Just done a quick Google and the first hit gave me possibly a perfect cycle lighting cable ( it dosent show the length per unit so I'm assuming it's 1 metre)
http://www.designacable.com/twin-conductor-silicone-rubber-cable-2x0-4mm-6amp-suitable-for-dc-applications.html
And it's on eBay
http://www.ebay.co.uk/itm/Twin-Core-Silicone-Rubber-Cable-2x0-4mm-Conductors-6amp-DC-Wiring-Cord-/152000411964
SOLD BY THE METER (eg; order a quantity of 2 to receive 1 x 2m length of cable)