Duracell Coppertop Specialty a23 Batteries (2-pack) 004133366150 - The Home Depot
Amazon.com: Synergy Digital Energizer A23 Batteries, Compatible with GP 23A Replacement, (Alkaline, 12V, 33 mAh), Combo-Pack Includes: 12 x A23 Batteries : Health & Household
Amazon.com: A23 12V Alkaline 23-A Replacement Battery 23AE GP - 20 Pack : Health & Household