Amazon.com: Duracell 384/392 - 2 pack - 4 packs - 8 total batteries : Health & Household
Amazon.com: Tenergy 1.5 Volt Battery Button Cell LR41, ag3 Batteries Equivalent, Ideal for thermometers, Watches, Laser Pointers, Small Toys, Portable Electronics, and More - 20 Pack : Health & Household
LR41, AG3 and SR41 Battery Equivalents - Battery Equivalents