A. For convenience, please communicate with the seller to replace the goods within the warranty period firstly. 

B.the USA users can also contact with our warranty center to fix your warranty problems

SMOK Warranty Service

130 Oak Park Dr.

Suite A

Mooresville, NC 28115

Tel：(704) 696-8900,for more details,please check the informations in the bottom of this page:https://www.smoktech.com/support