REFILL 80% OF E-LIQUID ONLY TO AVOID OVER FILLING OR CLOG
USE A DROPPER OR A SYRING TO REFILL E-LIQUID, THEN, PUT THE E-LIQUID THROUGH
THE SIDE TUBE INSTEAD ON THE MIDDLE HOLE
The coil in the middle of the atomizer will light up as it heats up by the battery.
It is a sign that your atomizer is properly working.