Should be an option for zero stars. Alarm had cracks at all three mounting holes. Replacement alarm was sent and this also had cracks at all three mounting holes.
Apparently no quality control at supplier.
I received the unit and noticed that one of the screws was missing and I emailed and was told that it would be sent in 4-6 days. I still have not received it, absolutely ridiculous. I tried buying my own that would fit but none were the correct type of
