The Future Bar Ai7 7000 puff disposable vaping device is powered by a built-in 650mAh USB-C rechargeable battery and is pre-filled with a whopping 18ml e-liquid capacity. Future Bar Ai7 will last you for days with over 7000 puffs and features hard mesh coil technology, as well as e-liquid level and battery life with each puff on an LCD screen to get the most out of the device. Take a look at our collection of disposable vape packs.