Mummy Maternity Nappy Bag Waterproof Diaper Bag With USB Stroller Travel Backpack for Mom Multi-pocket Nursing Bag for Baby Care
1.There are 2 types Bakcpacks. One is normal, the other one is USB.
2.The Diaper bag with USB port is equipped with a charging cable. No power bank included! You need to connect the charging treasure or power to charge the phone.