You can always be seen, even in pitch black darkness. Turn heads everywhere you go, the side windows allows others to see your unique patterns and designs only led backpack has.

The led backpack is the only soft of this type that can be seen by the naked eye, do not worry about the size problem, in addition to having a larger screen than other optical-film backpacks, it also has a power bank function and can connect to WIFI and Bluetooth, without worrying about the power problem. It supports wireless update APP, which means you can also download APP and APP functions, such as running APP music transmission control. You can use it everywhere.