The IVG 2400 Puff Disposable Vapes are a good option if you want a long-lasting disposable. They come with four cartridges, each containing 2ml of 20mg nic salt e-liquid. By rotating the device, you can change the cartridges effortlessly. With a distinctive design and a powerful 1750mAh battery, the IVG 2400 can deliver up to 2400 puffs per vape. When all 4 cartridges are exhausted, dispose of the device responsibly.