It has an 18mm diameter and is suitable for nicotine salts e-liquids.With the 22mm deck features a single coil, which means it makes you easy to build the coil. Moreover, The biggest highlight of the ETNA RDA is the including 3 kinds of air holes, they are dual-0.8mm, triple-0.8mm, and single-1.2mm.
Don'r forget the code(AHD15) is still available.
Click here:Digiflavor ETNA MTL RDA