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Kidde · Carbon Monoxide Detector, AA battery

Home safety & tools

Battery CO alarm

Kidde · Carbon Monoxide Detector, AA battery

Warns you of invisible carbon monoxide if you run a generator or heater.

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Amazon listing: “Kidde Carbon Monoxide Detector, AA Battery-Powered, COB”. Checked on Amazon on November 3, 2026.

Part of: Blackout Kit Family Kit Whole-Home Kit

What it does

  • AA battery powered
  • 85 dB alarm
  • Works without wall power
  • LED status light

How to set it up

  1. Put in fresh batteries.
  2. Press the test button.
  3. Place it near sleeping areas.
  4. Tell everyone what the alarm means.
  5. Test it every month.

Storing and looking after it

Replace batteries yearly and the whole unit when it expires.