Smok RPM 2 coils are designed to work in RPM 2 Pods with two different resistance of 0.6ohm coils for Mouth to lung vaping and 0.16ohm mesh coil for sub-ohm vaping. Smok RPM 2 0.6ohm - 12-25W Smok RPM 2 0.16ohm - 25-50W Always make sure to keep your e-liquid above the Minimum line on the coil to get the best life out of them. PLEASE NOTE: These coils are sold individually