The Caliburn A3 Pod Kit features an internal 520 mAh rechargeable battery that can be charged using a Type C USB port. The best part about the Caliburn A3 Pod Kit is that it can be charged in only 15 minutes. It comes with a button as it uses both - Auto-draw and a button for vaping. The device focuses on PRO-FOCS Pod technology to make vaping even better. It comes with a prefilled 2.0 mL vape juice capacity. Caliburn A3 Pod Kit comes with a button lock function which can be pressed twice to lock and unlock the device. The device also comes with a large e-liquid window for a better visual field. Moreover, it uses a 1-ohm meshed coil for better taste.