Every time you go out, you have to bring a lot of accessories to your digital products, charging treasure, card reader, usb data cable... These things are annoying when you look at the mess! If you are on a business trip, there will be more things to bring. But if you have such a thing, you can save a lot of space! Extremely fast charging multi-function data line: polar line. It has a 3000 mA emergency power supply that can power mobile devices and is a perfect replacement for charging treasures. It also powers itself when you use it to transfer data. When charging the mobile phone with the polar line, when the mobile device is full, it will automatically power off and ensure safety.
