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Technical questions

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  • What to consider when purchasing a smoke detector?
  • How to maintain and test the smoke detector?
  • How long does a smoke alarm last?
  • How long will the battery in the detector last?
  • Why does my smoke detector go off when I can't see any smoke?
  • What replacement batteries can I use?
  • Why does the low battery warning signal make a beeping sound even though it is a new battery?
  • Why doesn't the smoke detector go off when I press the test button?