Energizer Power Bag with UE10007 power bank with functional designed backpack is the ultimate travel backpack for any on-the-go moment. UE10007 can provide up to 4 full charges to your smartphone. The built-in USB-A output port on the side of the backpack allows you to easily charge your Apple or Android smartphone without having to hold the power bank, giving you the hands-free experience during your travel. The headset port is also located on the same side, keeping your essential items securedly stored in your bag. Energizer powersafe management is airport friendly and guarantees safety and protection for you and your device.