Magic knapsack is a kind of knapsack that can control LED fashion optical fiber through mobile phone. The magic visual effect can meet all your imagination.
魔幻背包是一款可以通过手机控制LED时尚光纤的背包，魔幻的视觉效果，可以满足你的所有想象。
Magic knapsack is a kind of knapsack that can control LED fashion optical fiber through mobile phone. The magic visual effect can meet all your imagination.
魔幻背包是一款可以通过手机控制LED时尚光纤的背包，魔幻的视觉效果，可以满足你的所有想象。