The Preheat Mode is known to be similar to Temperature Control function, though the preheat will let you vape at lower wattage with just as good vapor production, also giving you a more consistent vape and more of the battery life.
Then, what's the preheat vape mod?
Most of the latest Yocan vaporizers come with preheat mod. For example, the Yocan UNI Pro equipped with a 10 second preheat function.
Yocan UNI Pro Plus Variable Voltage Battery - $50.00
from: Smoke Cartel