• This led backpack requires connecting to a power bank for use, but please note that the power bank is not included in the product. Therefore, it is necessary for you to prepare your own power bank separately.
• Multipurpose: LED backpack size is about 13.5 * 7.5 * 18.8in which have enough storage. Large zipper pocket as a laptop bag, put a tablet computer;the interior has a number of independent small compartments, can effectively store cosmetics, tissues, keys, textbooks, mini ipad, cell phones, umbrellas, some sports equipment, etc.
• DIY: Modify the pattern at will, let the laptop backpack as you wish. It has a sleek and cool design that's easy to spot in a crowd. This LED cool knight smart Motorcycle backpack is suitable for a variety of scenes,like traveling,hiking,riding motorcycle.
• Good Quality : LED smart knight backpack appearance purchase 3D hardcore waterproof material;the back width using 1680pvc ,48*48 full-color dot matrix screen , support text , pictures , GIF , and other formats ;adjustable shoulder strap size; breathable material for the back.
• How to use: Search on your mobile phone or directly scan the code to download the APP, plug in the mobile power supply through the built-in USB data port on the back, turn on the Bluetooth and scan the QR code to bind the backpack. You can connect the device and use it.
• Cool Gift : Gelrova LED Knight Backpack with programmable screen is also the best gift for yourself or others on the Christmas, Birthday, Valentine's Day.