The SKE Crystal Vape Bar 600 Disposables come with a 500mAh battery that will provide you with up to 600 puffs. These disposable vapes are prefilled with 2ml of e-liquid as well as 20mg salt nicotine, meaning you won't have to do any prepping to your device beforehand. Simply inhale on the mouthpiece to activate, enjoy the tasty e-liquid and satisfy your nicotine cravings in an instant!