Mini power bank 20000 mAh with built-in charging cable large capacity fast charging portable power bank (white)

No need to carry a cord when going out. Get rid of the cumbersome and satisfy charging of multiple models., Polymer battery core, strong and stable battery core, safe and durable, meets the standard., LED display design, large-screen digital display, control power at any time., It is detachable and comes with its own cable, so you can charge it when you take it out. Smart fast charging, fully charged anytime and anywhere, no worries about power outages., Independent USB charging cable, dual output and dual input. It is more convenient to charge and store electricity. You can charge and discharge at the same time and enjoy the joy of charging.