http://cgi.ebay.co.uk/NEW-GARMIN-EDG...QQcmdZViewItem
I refuse to remember proper html so I can tidy up the link :027: .
Anyway, its a bicycle GPS system that measures, amongst other things, SPEED, and has a usb cable & software so you can upload the info to your pc/mac. Its also a lot cheaper than some older type walking GPS systems people have been using. I may very well get one- beats paying £70/$140 for a radar gun.:024: