Refrigerator door alarm

Description of Service

In
Often leaves the children open the refrigerator door and other times we think we
Resurrecting the refrigerator door closed to open and that we find so many things that areinside the
Refrigerator. As well as most of us spend a long time to extract the purposes of therefrigerator, which causes
To have cold.
This department provides the solution to all these problems, starting with the speaker afterthe issuance of the votes
A specific period of opening the refrigerator door


Circuit diagram