Luxury Men's Shoulder Pack Charging Leather Movement USB Chest Bag Sports PU Hiking Sling Bag brown

Upper Material: PU Label: Yes Package include(Leather bag) 1 x Chest bag 1 x data cable（Charge） Name: Fashion shoulder bag Material:PU Leather An external USB port extends the distance between the charger and the phone Earphone hole design, easy to listen to music Color:Black,Dark Brown,Light Brown Size: One Size Length: 17 cm Width: 6 cm Height: 35 cm Note: There is no mobile power comes with the backpack inside. If you want to use External USB Charge Function, you have to do as follows: 1.Buy a mobile power 2.Connect your mobile power with the USB interface inside the backpack 3.Connect your phone with the USB interface outside the backpack 4.Charging begins. There are 2 kinds of mobile power in the market. 1:Plug in your phone, you can start charging 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. Product type: Chest bags