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方便的钥匙 / key pair for lock


Locks and keys is complementary products,but among many keys, it is difficult to find the right one when you need it. This design can solve the problem: press the button on the lock, the corresponding key will light up, so even in the dark people can easily find the right key and the lock mouth with the help of light.


Nanchang University

NanChang University Art & Design College
NanChang, China

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