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Duracell MN 21 E23 Battery (Single)

Duracell MN 21 E23 Battery (Single)

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Duracell MN 21 E23 Battery (Single)

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Accessories

Duracell MN21 batteries are used extensively in security keyfobs, alarm system components such as wireless PIRs, motion detectors, shock detectors and magnetic reed switches.

The MN21 battery fits the majority of car alarm keyfobs and is also used in keyless entry systems.