There is an External USB socket on the outside of the backpack connected by a cable to the Power Bank Pocket where you can place your power bank ( not include ) and charge your devices by just plugging into the external USB port.
Upgraded Improvements on material: 1. Water-repellent outer fabric that will help protect your items inside from light rain. 2. The strap is connected by Strong Metal Buckles rather than plastic .3 Large Metal Zipper Pulls are stronger, rust-proof and easier to use and designed for lasting performance.
Cushioned and breathable Back panel is comfortable when on your back. This backpack is very spacious and can be opened like a suitcase allowing it to lay flat. There are two compartments that are padded for 17" laptops ( 11.8" x 17.5" ) and one for smaller laptops and tablets up to 13” ( 9.7" x 12.5" ) Any size question, please contact us for more help.
Anti-theft Zipped Pocket for Phones or MP3 with special opening for headphone cables. There is also a unique Drawbar Sleeve on the back section to slip backpack onto luggage pull handle to allow for ease of carrying. Top Zipped Pocket gives quick access to some items.
We offer hassle-free 6 MONTHS WARRANTY for new replacement. For product quality issues, please contact us directly for a solution. See illustrations and images in the description for pocket functions.