Equivalent to: 23-279, 27A, A27, A27BP, A27S, AG27, B-1, CA22, EL-812, EL812, G27A, GP27A, L828, MN27, R27A. 54 GP A27 ALKALINE BATTERIES. Origin of batteries may vary. Batteries are made in different locations in the world such as the usa, indonisia ,china, japan ,etc.
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