I've had two - one is new old stock still in the box, the other was given away. It's shame you don't live closer or I would have sent it to you.
I've used it a few times but not for over a year. If you buy one, you'll need to replace the rubber washer that keeps the turning handle tight - pop down to an ironmongers (or 'hardware store' I think you call them) and you'll get a replacement for pennies/cents.
It is handy, and it works, although you'll need a short roll or two to figure out the times for your film/dev combo.
They have a thermometer built-in, but this will also likely not work.
The bakelite they are made of is nice and hefty