Originally Posted By: cedfire
There should be about three versions of the X1 floating around:

version 1 - spotlight beam.
version 2 - flood beam.
version 3 - latest model, more powerful LED, less battery life.

Wow, I hadn't noticed that there's a version 3 of the Inova X1 now. I've used v1 and v2. The floody beam of v2 was just right for a EDC light that is primarily used at close range. And it would last a good long time if you were ever stuck somewhere in the dark.