Just checked out the upgrade for my V1. The recommendation was to not upgrade as the radar performance was essentially the same. The major change is a smaller case (1/4 inch thinner and 1.5 oz less). For $189 I will hold off for now. My V1 is 3 years old. Here is the info:
Upgrade Proposal for Your Valentine One
Serial Number 5745550xxx
Our Instant Upgrade* will make the following improvements to your V1.
Our best Ka-band performance.
Our best X-band performance.
Our best K-band performance.
Adds radar coverage on Ku-band (used in Europe).
Our best, Generation 3 laser warning, front and rear.
Reduces V1's case height by about ¼ inch.
Reduces V1's weight by about 1.5 oz.
Latest windshield mount with new suction cups.
Latest visor mount.
New Lighter Power Adapter.
New Direct-wire Power Adapter
New coiled cord.
New straight cord.
New wiring-harness connector.
Dual-Lock® fastener.
New Owners Manual.
Spare fuse.
Spare suction cups.
One-year limited warranty, same as new units.
*INSTANT UPGRADE: As soon as we receive your old unit (in operable condition with no tampering of the serial number) we’ll exchange it for a brand-new, current-production V1. This is our way of assuring you’ll be without V1 protection for the shortest time.
PRICE: $189 plus shipping