The Chief disposable, by Airis, is a 2600 puff device that features 7ml of 5% nicotine liquid.  Available in 15 delicious flavors that are somewhat different from the Airis Mega, each Airis Chief has a larger battery, more capacity, and a similar hit profile.  Here is the definitive Airis Chief flavor list:
Aloe Grape
Banana Ice
Blueberry Ice
Chocolate Passion
Cool Mint
Grape Ice
Kiwi Strawberry
Lush Ice
Mocha Coffee
Peach Ice
Pineapple Slushy
Strawberry Banana
Strawberry Watermelon
Tripical Fruit
Rainbow Candy (Skittles)
 
What's in the box?
1 x Airis Chief Disposable 2600 puff disposable vape pen / 7ml of 5% e-liquid