Konelia Anti-theft Sling Backpack, Water Resistant Shoulder Chest Crossbody Sling Bag with USB Charging Port Best gift for friends, lovers, family members, easy to use! External USB design, free up your hands and charge anywhere, anytime.(Note: power bank not included)Featuring an ergonomic design, with adjustable strap to perfectly fit your bodyMulti-function shoulder bag /crossbody chest bag, water repellent and scratch resistant.Security anti-theft password lock, safer to go outSize: 6.3 x 4.3 x 13" Crossbody Bags recommended to accommodate a maximum of 9 inches Ipad. Built-in large capacity beyond your imagination Inspired from car It has the function of light weight and minimalism, which makes travel easy and convenient. HEAVY-DUTY ZIPPER Made of premium smooth zipper，thousands of tests, don't stall, slip. HOW TO SET A NEW PASSWORD? Adjust the password to the initial password "000", push the button with your thumb, do not release the button while setting a new password, and then release the button, the new password will be set. ADJUSTABLE BUCKLES Two-way adjustable chest buckles design, relieve your shoulder , free to switch