Atomizer 510 / eGo dual coil LR or NR.
Resistance: LR (1.5 ohms) or NR (2.0 ohms).
For these dual coil atomizer you need batting cartridges.
The atomizer is a consumable that over time degrades and breaks down. Life expectancy is between 2 and 6 weeks and depends largely on handling. It is advisable to buy a spare atomizer for every electronic cigarette.