meter readings.

So I've been researching a cat touch system as a add onto my HF RIG, has anyone actually tried one are they worth the investment? Here's the specs CatTouch makes modern Yaesu transceivers easier to use Provides a clear screen that allows you to instantly see what transceiver settings are...

I am using my Galaxy DX959 SSB mobile CB as a base radio for the time being. My problem is, my SWR reading on my built in SWR meter seems to fluctuate from day to day and somewhat from an early mornining reading to a middle evening reading. On the good days I am getting a 1.3 - 1.5 reading...