Originally Posted by Nelson
I'd rather buy new. If you buy used, make sure you run the serial on the V1 website to see how much the upgrade costs. It varies from $85-$189 depending on serial.
Mine was due for the POP upgrade, I just haven't had the chance to send it in.
POP radar is kinda useless. even the manufacturer of POP radar guns says that tickets shouldn't be issued with a POP reading alone.
http://www.valentine1.com/pop/whatispop.asp