The Pegasus Wheeled Backpack is 2 bags in 1. First, it’s a piece of carry on rolling luggage. Need a backpack? Unzip the hidden back storage panel and find backpack straps tucked inside. This bag features the ECBC FastPass® System allowing you to unzip the specialized electronics compartment, lay the bag flat on the security conveyer and go through TSA without unpacking laptop, tablet and cables. In addition, this bag comes equipped with our ECBC Portable Power Pack, a quick charge portable battery. Never run out of juice again when you are on the go! Recharge your phone, tablet and other gadgets right in the bag. Perfect for students to protect valuable electronics and still have ample room for books and papers.