Smart Air Beds Raised Deluxe Coil Beam Flock Top Air Bed, Blue, King Gigavalve provides the user with the ability to adjust the firmness of the bed while actually laying on the product Gigavalve speeds up the deflation process when completely opened Sleep surface is raised 21" off the ground - 81"x 69" x 21" Comes with an ETL listed AC pump inflates the mattress is about 4 minutes Coil beam construction acts like a spring in a traditional mattress