Upgrade S510 Clearomizer Features:
1.New desgin bottom coil replaceable.
2.Clearomizer tank system, huge vapor.
3.Upgrade S510 tank, no burning taste, no leaking.
4.Resistance :1.8-2.4-2.8-3.2-4.0ohm.
5.7 colors for your choice.
6.Compatiable with S510 battery, SU510 battery.