The Caliburn A2 is a light but sturdy aluminum-alloy device that comes with a power/fire button or can be vaped by drawing on the mouthpiece alone. Standard top down refillable magnetic pod designs, with LED power lights, ejuice viewing windows, and vape while charging technology all stamped Uwell Caliburns as clear leaders in early pod vape designs. The A2 now boasts Type C charging ports along with cool quality of life changes, such as e-liquid viewing ports and multiple drawing methods.