This is the replacement cartomizer for the 510-DCT and the 510-DCT v2 dual coil cartomizer tank sets. This cartomizer is stainless steel and runs at 1.5 ohms+-0.2 ohms. There is a hole on the side of the cartomizer that is continually refilled by the tank.
This Cartomizer will not work as a stand alone cartomizer. It is a replacement cartomizer for the 510-DCT and 510-DCT v2