Week : 17 (fyp sem 2)

Title : Pepper Gas Spray using automatic spray air freshner

Objective : Using the mechanical part of the automatic spray air freshner only

Content / procedure :

I have remove the timer circuit for automatic water spray freshner in order to use only mechanical part of the automatic spray.After that I connect the positive part and the negative part of the automatic air freshner to the relay to test if it works or not.Alhamdulillah, it works.When the magnetic lock is open withot using the password the spray will function automatically.

Result / analysis :

Figure : Automatic spray air freshner have been connected to the relay