Start by examining the battery charge and ensuring there aren't any obstructions from the mouthpiece. Carefully tap the unit in your hand to potentially ease any air bubbles That could be blocking the wick from absorbing the e-liquid. Also, take a look at the serial variety printed near the QR https://knoxbrhuh.theideasblog.com/29784656/top-guidelines-of-gold-coast-clear-disposable