EFFORTLESS MOBILITY: Patented Precision Glide System with magnetic self-aligning 360° dual spinner wheels, 4-stop PowerScope extension handle and non slip Contour Grip ensures stress free maneuverability. Top, side and bottom carry handles POWER ON THE GO: External USB A&C ports with dedicated power bank pocket (power bank not included). Applicable power banks should be used for efficient cell phone charging - USB-A port output: 5V3A, 9V2A, 12V1.5A, 5V4.5A. USB-C port output: 5V2A DURABLE, ORGANIZED TRAVEL: High-density nylon with DuraGuard coating resists wear. Tapered 2" expansion adds space and stability. Interior includes drop-in suiter, tie-down straps with accessory pockets, and a removable wet pocket U.S. AIRLINE FRIENDLY: Overall Dimensions (includes wheels & carry handles): 23.5"x14.5"x9". Case Dimensions: 21"x14"x9". Weight: 7.8lbs. Sizer bin tested, fits most major US airlines overhead space. Fully expanded may not meet airline restrictions WARRANTY: Limited Lifetime Coverage plus lifetime trusted companion promise, which covers the cost of repair for damage from airline or common carrier for the original purchaser or gift recipient. Valid for new purchases after registration