Meet the IJOY SD40000 Disposable, the world's first Al voice-control disposable that brings you an immersive vaping experience. Equipped with the most advanced State-of-the-Art Technology Mega 3D curved screen,12-color ambient lighting available. Easy viewing percentage display of E- Liquid & Battery. Up to 40000 puffs with integrated 750mAh rechargeable battery , Features two power selecting mode: Strong Mode(30w), and Drive Mode(18w) to suit your preferences.