This is a 3 pack of SMOK TFV18 Mesh Coils. These coils are compatible with the new SMOK TFV18 Sub-Ohm Tank. Choose from the 0.33ohm Single Mesh or the 0.15ohm Dual Mesh for maximum flavour. TFV18 Mesh Coils are rated for 80-140W, and perform best at 100-110W. Press-fit installation makes changing these coils quick and convenient.