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【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. The LED cool knight smart backpack is suitable for a variety of scenes,like traveling,hiking,riding,go to school....
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【Multipurpose】:LED backpack size is about 15 * 7 * 18 inc 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....
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【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
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【Cool Gift】The LED Knight Backpack with DIY screen is also the best gift for yourself or others on the Christmas, Birthday, Valentine's Day....
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【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.
