Power up anywhere Pocket size and full of power, the Boost 4 5K includes dual USB-A (12W) and USB-C (12W) ports that will safely charge up to 2x devices simultaneously. Designed with a digital display so you know exactly how much charge you have left in your Power bank. 1.3 phone* charges Enjoy uninterrupted screen time with the power to fully charge your phone up to 1.3 times. Avoid a flat phone when you need it most with the Boost 4 restoring your phone battery back to 100% no matter where you are. Compact, lightweight power Small and lightweight, the Boost 5K Power Bank comfortably fits in pockets and the smallest of bags – Perfect to keep you powered while travelling, at festivals or on nights out. You can also charge and carry with confidence with the included lanyard. Built to last. The Boost Power Bank range has been designed & engineered to exceed the various rigorous durability tests to ensure the safety of the battery and to provide you with a long-lasting Power Bank you can trust.