TYLT Enegri + Black

w/ Built-in Battery (w/ Built-in Battery), Black The removable 10,400mAh rechargeable Lithium Ion battery provides up to 4 full smartphone charges or 1 full tablet charge. With over 1,450 cubic inches of internal space and 13 total pockets, it's designed to stand up when put on the ground and it's built with the finest materials available. For the true traveler there is a trolley pocket hidden in the backpack panel, a headphone carrying compartment on the backpack strap and a full length zipper pocket right on the front of the bag for airline tickets and passports.