The FreeMax AutoPod50 replacement coils utilize flavor-optimized 0.25ohm AX2 Mesh Coil (rated for 30-50W) and 0.5ohm AX2 Mesh Coil (rated for 15-35W) with "Press-Fit" installation for quick and easy atomizer replacement. Both are designed for use with either nicotine salt or traditional e-liquid. For use with the ultra-compact AutoPod50 Vape System