high five enail

Hello all, I am a very disappointed recipient of the newest High Five LCD e-nail. It looks cool, and I like the display on it, but it's a total piece of shit compared to my vintage model. In High Five's idiotic infinite wisdom, they've cripped the ability to have the unit automatically heat up...

I just got a High5 enail (dual LED #2) yesterday and I'm having some trouble with it. It seems that the up/down buttons do not change the temperature at all, when I press the second button from the left (an arrow pointing left is the button, their manuals and website pictures are outdated...