There are 3 types of mesh coil available:
0.23ohm single coil
0. 3ohm dual coil
0. 2ohm triple coil.
The 0.23ohm single mesh coil(pre-installed) is best for 65-70W, giving you smoothest direct-to-lung vape and rich flavor. And the 0. 3ohm dual mesh coil(included) is best for 50-55W, suitable for a restricted direct-to-lung vape, providing warmer vapor and saturated flavor. And the 0. 2ohm triple mesh coil (sold separately) is best for 65-70W, bringing you slightly tight direct-to-lung vape, huge vapor and decent flavor.
0.3ohm UN2-2 Dual Mesh Coils - rated for 50-55W $20.95
0.2ohm UN2-3 Triple Mesh Coils - rated for 65-70W $16.95
Press-Fit Coil Installation
Pro-FOCS Flavor Testing Technology
1 x 4pcs Uwell Crown V Replacement Coil