A pair of AA batteries!

(seriously, guess there is a socket to plug into in the wiring loom out to power in rear, seats, lights, boot power socket etc etc.)

Sure, but not in the immediate vicinity. Probably the nearest one would be for the footwell lamps in the front, no idea for the back though??

D 

Puddle or footwell lights would make sense...

Nifty - but wholly poop is that a lot of money for something you only see for a second or 2 while entering/exiting. The ebay ones look like craap tho. Screws . 
RRC 2Dr, RRC 4Dr,
P38, and 2 L322s
(wife thinks I'm nuts - prob right, too)

dan_uk_1984 wrote:

I nearly spunked in my pants when I saw these on the LR website. Where have they been all my life!?

Click image to enlarge

Illuminated Tread Plates
Part No: VPLMV0063

Optional illuminated tread plates are available on both driver and front passenger sides, adding not just protection, but a sense of prestige and occasion when entering and exiting the vehicle.