Belkin Power Bank 10K comes equipped with a 10,000 mAh battery to give up to an additional 36 hours of battery life to your smartphone. Text, chat, and watch videos without worrying about losing your charge as you power devices from one USB-C or two USB-A ports. A 6-inch USB-A to USB-C cable is included, so you can start charging right out of the box. The multi-port powerbank charges up to three devices at once. Features Delivers 12W of power when a single USB-A port is in use A total of 12W of power is shared across both USB-A ports when used simultaneously Delivers 15W of power when only the USB-C port is in use A total of 15W of power is shared across all ports when used simultaneously 3 ports: 2 USB-A and 1 USB-C 15cm USB-A to USB-C cable included