This product works with Ruyan e-cigar only.
There are 4 different density of E-Cigar refills for your choices: High(16mg), Medium(11mg), Low(6mg) and None(0mg)

This complete set consists of:
50 Ruyan cartridges (Please specify nicotine density in your order, default is high)
a) None nicotine (0mg )
b) Low nicotine (6mg )
c) Medium nicotine(11mg )
d) High nicotine (16mg )

Features

• Cartridges store the Atomizing liquid which contain no harmful substances.
• The main constituent is propylene glycol, which is not a harmful chemical instead it is used in breads and cakes.
• Water vapour is produced instead of smoke because the micro technology built into the e-cigarette has the ability to convert the liquid into a non harmful substance.
• This product is environmentally friendly.
• The fragrance inside the cartridge gives you a similar satisfaction of a normal cigarette.