Amazon.com: Duracell 389/390 Silver Oxide Button Battery, 1 Count Pack, 389/390 1.5 Volt Battery, Long-Lasting for Watches, Medical Devices, Calculators, and More : Health & Household
Duracell D389/390PK Battery, Silver Oxide, Size 389/390, 1.5V, 6/bx, 6 bx/cs (UPC# 66141) (Products are not for Private Household Markets; Products cannot be sold on Amazon.com or any other 3rd party site) ,