According to USC 15 U.S.C. §§ 375 and 376, ENDS products include: 

• E-Cigarettes
• E-Hookahs
• E-Cigars
• Vape pens
• Advanced refillable personal vaporizers
• Electronic pipes; and
• Any component, liquid, part, or accessory of such a device regardless of whether that item is sold separately from the device.