its similar to the sx mini you only have soft normal and hard. its the initial heat up of the coil.
*Plays Jeopardy theme song
You're just wearing out the 510 threads lol. It adjusts the voltage to match the resistance it reads each time you screw it back on.Smok Alien 220w lets you adjust ohms a little bit but I just install the dripper, let it take its guess, uninstall and repeat til I get a nice average lol I'm a dummy when it comes to science lol