UWELL CALIBURN A2 REPLACEMENT POD (4 PACK) [CRC] is designed specifically for UWELL CALIBURN A2 POD KIT [CRC]. UWELL CALIBURN A2 REPLACEMENT POD (4 PACK) [CRC] has an e-juice capacity of 2ml. Each pod is refillable and thanks to its top-fill design, you can fill e-juice at any time. 0.9ohm Pod Coil can provide a slightly warmer vaping experience for you because it does have lower coil resistance and the device will output more wattage.