A gold-and-black AA battery stands upright, showing its positive terminal; branded text and logo run along its side against a plain white background.

Two-Year Power Supply AA Battery - 21026968

21026968

As a leading manufacturer in fire safety products, Kidde takes safety to another level.
The same reliability that comes from our smoke and carbon monoxide alarms can now be found in our two year power supply - a AA battery that's guaranteed to power a Kidde smoke alarm or carbon monoxide alarm for 2 years or we will replace it.
This power supply contains 0% mercury and cadmium.

  • Guaranteed to power a Kidde alarm for 2 years or we will replace it!

Helpful Resources
A gold-and-black AA battery stands upright, showing its positive terminal; branded text and logo run along its side against a plain white background.
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Helpful Resources

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Frequently Asked Questions

A red fire extinguisher and three Kidde smoke/CO detectors (one boxed) stand arranged on a light wood tabletop against a pale wall, accompanied by a round "#1" safety-brand badge.

Why Kidde

As North America's #1 home fire safety brand,* Kidde has been working to help make your home the safest it can be for more than 100 years. Now, our latest smoke alarms and combination smoke + carbon monoxide (CO) alarms are bringing you the next level of fire and CO safety. Help protect what matters most in your life with features like cutting edge technology that send fast alerts to give your family more time to get out safely. And enhanced sensing technology that reduces false alarms often caused by cooking.

*Based on total household installations as of December 2023.

This is not a battery performance claim. See product packaging for specific terms and conditions