I had a similar experience, my PH ran very hot compared to my original TM2. I had to re-calibrate it down two levels, now it is back to sanity, but I still run it one notch lower than the earlier one.
I was a long-time happy GH user. Had the original, then purchased an IO, which still works pretty well. Three years ago I ordered a battery charger from them. They took the money, did not send the item. Would not respond to my emails or any inquiry. I wrote it off.
Many months later I...
I've had my TM for about three months now, and so far I think it is damn near perfect. My only nit-pics are the screw on battery cover and the temp control that's a little hard to adjust in a dark room. Which would be a non-issue except that temp stepping works so well in the TM. I just...
For flower I used a Grasshopper and then a Grasshopper IO for most of the last five years or so. But after being ripped off by HL, not once but twice (stupid me :cuss:), have replaced them with a TinyMight. The TM is really outstanding, IMO.
For concentrates, I still use a Firefly 2+ with...