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Monster Defense / key

Monster  Defense
Monster  Defense

For those people who live in apartments protection is the most important things, to prevent the previous tenant still has the room key, so we designed a safety device which can be released to make it more secure.
The original key hole is fingers sensing devices,after the finger is detected this device will be on both side and the back key hole will be shows, then you can get the key to open the door.


China University of Technology

China University of Technology
Hsinchu, Taiwan

China University of Technology