What is the difference between an LR44 and AG13 battery?
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50 pcs AG13 LR44 To LR1154 G13 357A Heavy Duty Bulk 1.5V Alkaline Battery | eBay
56S4C7Q Tenergy 1.5 Volt Battery LR44, Button Cell LR44, ag13/LR44 Batteries Equivalent, Ideal for Watches, Laser Pointers, Small
Everything You Need To Know About The LR44 Battery