11-17 Inch Thief Proof Waterproof External USB Charging Port Laptop Notebook Tablet Computer School
Features:<br>-Light-weight but durable canvas fabric, simple but in style design, it looks more elegant and fashionable.<br>-External USB port with built-in charging cable, offers a convenient charging for your electronic devices.<br>-With large capacity and thief proof design, this compact backpack can load your necessities easily and securely.<br>-Two side sealed pockets provide a more sturdy and security load than other mesh pockets.<br>-Soft lined laptop sleeve fits laptops within 17 inches, offering enough space and great comfort.<br>-Perfect for business traveling, weekend getaways, school, shopping and other outdoor activities in daily life.<br><br>Specifications:<br>Product Name: USB Laptop Backpack<br>Model: 551322<br>Color: Black, Grey<br>Material: Canvas<br>Dimensions: 48x26x13cm<br>Shoulder Straps: Adjustable from 42cm to 80cm<br><br>Package Included:<br>1x Backpack(Power supply not included.)<br><br>If you want to use External USB Charge Function, you have to do as follows:<br>Step 1.Buy a mobile power<br>Step 2.Connect your mobile power with the USB interface inside the backpack<br>Step 3.Connect your phone with the USB interface outside the backpack<br>Step 4.Charging begins.<br><br>There are 2 kinds of mobile power in the market.<br>Method 1:Plug in your phone, you can start charging<br>Method 2:Plug in your phone also need to press button of mobile power then start charging to cope with this backpack, we suggest purchase of the first mobile power.