The Vapefly Optima 80W 18650 Pod Mod Kit has made great adjustments to the leak of Pod Mod and inherits the Kriemhild RMC design concept to meet the DIY needs of advanced vapers. Powered by a single 18650 battery, the Vapefly Optima pod mod kit can bring out 5-80W adjustable wattage. And with the Type-C quick charging interface, you can completely get rid of slow charging anxiety. What is more, there are normal cartridge, RDTA cartridge and RMC cartridge(Separately Sold) for meet your different needs. The Vapefly Optima Cartridge has U-shaped airflow system, simulates bottom airflow, to ensure excellent taste & prevents leaking. And the brand new FreeCoreTM coil with optimized mesh structure ensures pure and fresh taste for each puff. Secondly, the RDTA Cartridge possessed flexible airflow control and honeycomb air intake structure for top flavor. Featuring 0.91inch screen and fast Type-C charging, the Vapefly Optima device must bring you a amazing vaping experience.