Duracell is a globally recognized battery brand headquartered in the United States, part of Berkshire Hathaway. The company produces a wide range of primary and rechargeable batteries for consumer, industrial, and security applications. Duracell is known for its copper-top alkaline batteries and extensive product line spanning AA, AAA, C, D, and specialty formats including the MN21.
The MN21 is commonly used in wireless security systems, smoke detectors, carbon monoxide alarms, and other electronic devices that require a 12 V alkaline power source.
The battery provides 12 V and uses an alkaline manganese (LR23/23A) chemical system.
This product contains 2 batteries (2 Stk) in one pack.
Each battery weighs 8.1 g. The compact form factor is designed for small battery compartments in security and sensor devices.
No manufacturer warranty is specified for this product. Please refer to the Duracell general warranty terms for coverage details.
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