Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Things that CHIRP in the night...

I too have been suddenly awakened in the middle of the night several times now by the frightening sound of a fire alarm. I cannot pinpoint which one is the culprit as it has been a different unit on two of three occasions. We all know the story of the boy who cried wolf, right? Well, lets just say I will be replacing all three alarms that are less than one year old with three new ones from a different manufacturer. Good night and sleep well...