ENERGIZER Battery: Alkaline, 50 mAh Capacity, 12V DC, A23 Battery Size, 2 PK - 45EK03|A23BPZ-2 - Grainger
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Amazon.com: Duracell A23 MN21 21/23 23A MN21B 12 Volt Duralock Alkaline Batteries x 5 : Health & Household
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Amazon.com: Energizer A23 Battery, Compatible with Duracell MN21/23 Battery Combo-Pack Includes: 2 x A23 Batteries : Electronics
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