"1.CE&ROHS
2.BCC Tech,Pure Taste
3.All parts can be removable and changenable.
4.1.3ml capacity, 1.5ohm resistance
5.new dual Coils available for 0.8/1.0/1.2/1.5/1.8ohm, which can be interchange use of protank 3, aerotank,evod 2, T3D.
6: Stronger base
7: New aurflow control valve
8: Coils are work with Protank-3 and aerotank
9: Glue-free
10: You can change the drip tip, fit all 510 drip tips"