Sub-ohming tends to produce a very dense, large cloud of vapor. A high-quality sub-ohm atomizer will use a much larger wire and wick than a typical high resistance atomizer. 

Please Note
- These devices usually do not include batteries or e-liquids, and are usually purchased alongside.
- Purchasing Chargers are optional and not required as most devices come with a charger cable. 
- It is recommended that 6mg or lower nicotine level e-liquid is used with these devices. 
- Some devices do not come with a tank, this gives you flexibility to choose your own tank