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Amazon.com: Business Travel Laptop Backpack, Anti Theft Slim Laptop Bag with USB Charging Port for Men and Women, Water Resistant Computer Bag Fits 15.6 Inch Laptop and Notebook (Black) : Electronics
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Amazon.com: Travel Laptop Backpack for Men, Extra Large School Backpacks for Teen Boys Water Resistant Back Pack with USB Charging Port Fits 17 Inch Laptop, Business Anti Theft Durable Computer Bag Gifts,
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Amazon.com: SHRRADOO Extra Large 52L Travel Laptop Backpack with USB Charging Port, College Backpack Airline Approved Business Work Bag Fit 17 Inch Laptops for Men Women,Black : Electronics
I just bought a really nice backpack and it has a USB charger to plug in my phone. How do I use it though? - Quora
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