How To Turn On And Adjust The XVAPE Avant? Alan Bueno December 30, 2022 01:28 To turn the vaporizer on, click the power button 3 times. When the unit is on, the LED light will indicate the battery level. To toggle between heat settings, press and hold the power button. The LED lights will light up as the temperature changes. Related to XVAPE FAQs Comments 0 comments Article is closed for comments.