Swissdigital Design Large Business Laptop Backpack with Smart USB Charging Port Travel Backpack Fits 15.6 inches laptops

INTEGRATED USB CHARGING PORT: Equipped with a USB port offering quick access to charge your phone and other electronic devices like iPhone, iPad, Kindle, and all other USB devices conveniently. The integrated USB charging port enables you to use the device while it charges and walk at the same time (portable battery pack is NOT INCLUDED – no specific battery pack is required).US 10,574,071 B2；US 10,931,137 B2；US 10,931.138 B2；US 11,601,009 B2 impeccable for everyday use. excellent materials and excellent craftsmanship ensure long-lasting durability.