The Puff Bar Plus Disposable Device is the newly upgraded version of the popular Puff Bar. The puff bar plus disposable AIO system features a draw-activated firing mechanism, a 550mAh battery, 3.2mL of salt-based eliquid, and 50mg's of nicotine. The mouthpiece is a wide bore for comfort. If you're in search of a lightweight, portable, and no maintenance needed, you should definitely look to the Puff Plus Disposable Device. Puff plus has the Most Puffs of Any Disposable Vape Device on the Market.