Mini 20w Fast Charging Portable Power Bank

The built-in smart chip can automatically identify and charge most devices on the market. automatically adjust the output to deliver the most suitable current, keep your devices from overcharging, over-current, over-voltage and short circuit to protect the safety of your products. There is a 20w fast charger and comes with a three-wire digital display, which makes it very suitable to carry both outdoors and while traveling! Can be customized company logo, is as a good choice for publicity, no one will refuse a portable and good charging treasure, if there is any idea of customization, please do not hesitate to contact us!