Features two ports, including one USB-C port and one USB-A port Wall charging mode lets you use the 25W USB-C port for fast-charging, while the 20W Power Bank 5K mode lets you charge to full Capable of providing up to 19 hours of additional battery life for your favourite devices Built-in PPS technology enables the power supply to dynamically adjust the output voltage and current to deliver the correct amount of charging power to your smartphone Compliant with airline safety standards, so you can take this power bank on the airplane Compact design lets you easily put this power bank into any pocket or bag Compatible with these devices: Apple, Samsung, and Google smartphones, as well as the iPad