The B&W disposables are rated for 20k puffs, and have an 800 mAh battery, twin parallel mesh coils, 4x adjustable airflow options, and 17 flavors to pick from.The adjustable airflow is made up of 3 compact holes and also a slider that could go over one, two, or the entire holes, making it possible for you to set your required airflow. There is a ap