Our Power Bank 5K is powered by 5,000 mAh to give an additional 35 hours of life to your smartphone. Connect your device to the 12W USB-A port, and you’ll be able to chat, FaceTime, and use apps longer without having to worry about losing your charge. A USB-A to USB-C cable is included for quick and easy recharging through the USB-C port. Max. additional video playback hours calculated by comparing the mAh capacity of this power bank with the max. video playback hours achievable by the iPhone 8 or iPad (5th generation). Actual additional hours provided may vary based on factors that are different for every user.