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 - 40 Pack : Health & Household
5 Year Warranty 20pcs LR41 Battery for Digital Thermometer AG3 L736 GP192 392 Button Cell Batteries 43mAh LO MEANS LOW TEMPERAUTRE NOT LOW POWER - Newegg.com
Maxell Batteries LR41 (192, AG3) Alkaline Button Size Battery, On Tear – Batteries and Butter
100PCS 1.5 Volt Button Cell LR41 ag3 Batteries Equivalent Ideal for thermometers Watches Laser Pointers Small Toys and more - AliExpress