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The secure key / The secure key

The secure key

The Secure Key shows different colors in different locking states in which way we needn't worry about the problem of safety when we are out.When the color is different from that of the edge, it means that the door is locked, on the contrary,when the color is the same as the edge,
it indicates that the door is in unlocking condition. In summary,this design is convenient for those people in modern society nowadays.



武汉, China