Made for benefit and general performance, the Uwell Caliburn A2 offers a compact, smooth pod method that delivers an Outstanding vaping encounter. The Uwell Caliburn A2 15W Pod Procedure features an integrated 520mAh battery, 15W maximum output, and employs the new 0.9ohm Caliburn A2 Pods.Built-in 520mAh Rechargeable Battery - Made from strong alum