Uwell Caliburn, a low profile refillable pod device for use with your favorite nic salt based e-liquid. This dual method firing device uses both button and draw-activation and has an 11W maximum output with a voltage output of 3.2 to 4.0V. With the convenience of a built-in 520mAh battery with 1A charging, the base of the Caliburn features a single micro USB charging port. Each Caliburn refillable pod has a 2mL e-liquid capacity and an atomizer resistance of 1.4 ohm. Each pod can be refilled with the removable drip tip, which also serves as a juice fill cover. The parallel coil design fully atomizes the juice, giving you better flavor, bigger clouds, and a smoother throat hit. The Uwell Caliburn Pod System is a great device for the active vaper that needs a pocket sized vaping device. DIRECTLY VAPE WITHOUT BUTTONS – While it is unlocked, direct vape through air pressure sensor. DIRECT VAPE MECHANISM FAULT DIAGNOSIS FUNCTION – If the draw-activated mechanism fails, the system will automatically disable the draw-activated working mode. You can still enjoy your vape however by simply pressing down the fire button. FIVE CLICKS TO LOCK / UNLOCK – You can quickly lock your Caliburn with 5 quick clicks. This design improves the child safety protection aspect. Simply click the button 5 times quick again to unlock.