SMOK Novo 4 Pod is only designed for SMOK Novo 4 Pod System Kit. Featuring a 2ml e-liquid capacity, these pods adopt a replaceable coil design for a cost-effective and eco-friendly vaping approach. They can be filled via the side fill port. Simply lift the rubber tab, insert your favorite e-liquid, and begin filling. Always allow time for e-liquid to saturate the coil before vaping.