This E-Smart BCC Clearomizer uses Bottom Changeable Coils. Comes as a complete Clearomizer set. Can be used with any 510 threaded battery.
Set Includes: *1 E-Smart 510 Drip-Tip , * 1 E-Smart Bottom Changeable Coil (BCC), *1 E-Smart BCC Tube
If you are looking for a full kit, see the E-Smart BCC e-Cig Full Kit