Amazon.com: 【5 Year Warranty】 CELEWELL 20pcs LR41 Battery for Digital Thermometer AG3 L736 GP192 392 Button Cell Batteries 43mAh : 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
Energizer Silver-Oxide 392 Button Batteries in the Coin & Button Batteries department at Lowes.com