17.3inch Laptop Backpack USB Charging Port Rucksack for Men Women (Gray)

* WITH USB CHARGING PORT: This travel backpack comes with a unique USB port on the side, which allows you to use a cable to connect your mobile power inside the backpack to your cell phone outside, providing you with a more convenient way to charge your phone while walking. Please note that the large travel laptop backpack is not powered by itself and does not include a mobile power supply or cable, the USB charging port only provides a convenient way to charge your phone. * EXPANDABLE & MULTI COMPARTMENT DESIGN: This oversized travel backpack is expandable, unzip the side zippers for 40L of storage space, one travel backpack is equivalent to a 20” suitcase for short 2-3 day trips or business trips. The backpack has 3 main large compartments and 10 zippered or inside pockets for 17.3” laptop, tablet camera and other electronics, clothes, toiletries, pens, wallet and more to keep your belongings organized and easier to find. * DESIGNED FOR TRAVEL: TZLTZS TRAVEL BACKPACK SIZE: 18.9*11.4*11.8 INCHES, this multi-functional travel backpack can meet most airlines carry-on requirements, can be placed on the top or bottom seat in the airline as a personal item. The 180 degree zipper closure can help you pass through security quickly. Padded top and side handles easily convert from a backpack to a carry-on bag. Luggage strap design allows this laptop backpack to fit on your rollable suitcase, making traveling more convenient