Serta Neverflat 18 inch Raised Full Inflatable Airbed Mattress with USB Port and Night Glow Night Light Fast inflation and deflation with auto-shutoff pump and a pressure sensing technology that monitors and adjust to match your chosen firmness level. Neverflat maintains constant pressure. A silent 2nd pump auto-engages to maintain a desired comfort level. Welded construction for an airtight seal. New added features: USB port to charge phones, tablets and other devices and an integrated night glow light with on/off switch is perfect for navigating the dark. Inflated Size: 74 in x 54 in x 18 in, 500 lb capacity and a raised 18 height makes getting in and out of bed easier. Sueded top keeps bedding in place, carry bag included. 2 year warranty.