mine just arrived today 10 for £33.47 . yes i know you can get them from china for £1 each but wanted mine now not in three months.
those vans that have the halogen 10watt bulb that fits in side ways (G4) these are the replacement, sells all others too.
http://www.ebay.co.uk/itm/10-x-G4-12v-DC-1-5w-LED-Lightbulb-12-x-3528-SMD-LEDs-/251020947903?pt=UK_HomeGarden_Lighting_Lamps_Lighting_S M&hash=item3a7203b1bf

My batteries are so powerful I've installed these all round now.

http://www.ebay.co.uk/itm/NEW-SOLARBURST-1000-WATT-HIGH-PRESSURE-SODIUM-BULB-HPS-/350485772349?pt=UK_Light_Bulbs&hash=item519a94783 d

had a couple of those in the vans garage for ages Tim and still get lost!