The Duracell 21/23 CopperTop Alkaline Batteries 12V (MN21B4PK) are high-quality single-use batteries that provide reliable power for a variety of consumer electronics and devices. With a voltage of 12V and an amp hour rating of 0.8 Ah, these batteries are suitable for a range of applications. The Duracell brand is known for its durability and long-lasting performance, making these batteries a dependable choice for everyday use.
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