1.Metal part replaceable-Conventional metal part & variable voltage metal part for your choose.
2.Safety- the 14500 battery inside can be took out for being charged. It has battery-reverse protection, short-circuit protection, over-charge, over-discharge protection.
3.Cost-effectiveness- since battery can be took out, you only need to replace the body or the battery when it broke.
4.Wide application range- the eGo-RS battery is with ego thread. So it can work with most of the atomizers in the market. Such as ce4 clearomizer, THOR CE4 clearomizers, evod clearomzier and MT3 clearomizer etc.