The Gang XXL Switch Duo is one of the most unique disposables on the market in its ability to house two seperate flavors of e-juice Simply hit the switch and you will change the flavor you are currently smoking. This device provides users with approximately 2500 puffs and is made with 5% salt nicotine e-juice. This device has a 1100mAh battery and carries 7ml of delicious e-juice. Choose from any one of Gang Vapes delicious flavors.