ECBC Pegasus Convertible Wheeled Backpack and Laptop Bag, Linen (K8101-55) + 5500 mAh PowerBank Battery - Fits Laptops & Devices Up to 15" - TSA Friendly TWO-IN-ONE VERSATILITY: With our convertible wheeled backpack, ECBC doubles your value and makes traveling easier than ever. Use it as carry-on rolling luggage, or simply unzip the back panel to reveal hidden ergonomic straps, transforming the bag into a comfortable backpack! SUPERIOR PROTECTION: Designed for laptops up to 15, our wheeled backpack includes a removable modular insert that secures smaller devices, including iPads and tablets! The high-density foam ensures your electronics remain safe during your travels. ON-THE-GO POWER UP: As a busy globetrotter, you dont have time to waste! Our Pegasus features the ECBC Portable Power Pack, featuring a 4500mAh removable battery with an easy access charging pocket on top, which allows you to quickly charge your electronics. TSA FRIENDLY: Headed to the airport? Our wheeled backpacks make security checks bearable and secure your equipment. The ECBC FastPass System allows you to simply unzip your wheeled computer bag, lay it on the conveyer belt and go through TSA without unpacking. PREMIUM QUALITY: Constructed from water resistant, nearly indestructible 1000d Kodra Nylon on the outside and double diamond ripstop nylon inside, combined with self-repairing YKK zippers put the Pegasus in a league of its own.