Available Flavour 20mg (2%). 5x, 10x OR 20x ELFBAR 600V2 Disposable Vape 20mg. This results in better efficiency, value for money and added airflow. ELF BAR 600V2 Disposable Vape. The QUAQ Coil is manufactured with a target resistance of 1.2 ohms, but as with any coil, there is a slight inherent deviation.