Insta-Bed Queen Raised Air Mattress with Sure Grip Bottom & Built-In Pump SecureAir dual-chamber construction limits air movement inside the mattress and maintains a firm and comfortable sleeping surface Unique dual chamber design creates more stable edges on the bed so it's easy to get in and out Dual-Zone AC 120 volt pump quickly inflates the inner and outer chambers of the bed independently Luxurious raised queen size is the same height as a regular mattress ; Sure Grip design grips the floor and keeps the bed from sliding Measures 80 by 60 by 22 inches (L x W x H) when fully inflated ; Includes carry bag for convenient transport and storage A built-in storage cup helps keep the cord out of the way when not in use ; One-year warranty and support is just a phone call or email away Note: location, temperature, and humidity will affect the firmness of an airbed. Airbeds will need to be occasionally re-inflated (topped off) to maintain desired firmness when used as the material will stretch