Inexpensive, reliable wireless remote triggerfor 5D? (in the UK)

See this link. It's the manufacturer's site.

http://jyc-hk.com/html/product/Remote_Control/

I have bought two of these (one for a Canon one for a Panny) and they have worked perfectly for two years.

As far as I know, they don't trigger flash - just the shutter.

Available on Amazon and E-Bay (and probably others too).

Regards, Mike