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mnemonic lock / lock

mnemonic lock
mnemonic lock

If you have these problems,usually forget turn off the domestic appliances result in vulnerability to hazard or leave the phone at home result in missing the meeting,I think you should buy a new lock.The mnemonic lock can remind you it what forget at home or should turn off by can’t closing the door. You just to check out and close the icons which is turn on the screen,and you can never mind and go out after all icons were closed. The mnemonic lock not just have basic functions like fingerprint and pin unlock,it can remind you something forget,let you go out and never mind.

University

Hubei University Of Technology

Hubei University Of Technology
WuHan, China

Hao Wu,
Hubei University Of Technology

Tao Yang,
Hubei University of Technology