You can adjust the liquid valve according to your VG percents of e-juice and battery output watts.
Atomizer Head Replacement
Unscrew the atomizer tube, the atomizer head is located on the base, just unscrew it and replace and clean.
(NOTE: Please do not wash the atomizer head with water. Simply scrub it with cotton or clean dry cloth.)
WARNING: Our products may contain nicotine, a poisonous and addictive substance. Our products are only intended for committed smokers of legal smoking age and not by children, women who are pregnant or may become pregnant or any person with an elevated risk of, or preexisting condition of, any medical condition which includes, but is not limited to, heart disease, diabetes, high blood pressure or asthma. Joyetech makes no claims that the electronic cigarette will cure a smoker's addiction to nicotine.