• This led motorcycle 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 yours separately.
• 【DIY 】Modify the pattern at will, let the Crelander laptop backpack as you wish. It has a sleek and cool design that's easy to spot in a crowd.
• 【Material】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
• 【Expandable Storage Space】With the expandable space,the helmet bag can hold many kinds of motorcycle helmets, full-face helmets, off-road helmets and more.
• 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....
• 【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.