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
RENATA 390 ( 1130s ) Silver Oxide Batteries ( High Drain ), 1.55 V-1 S – uptowntools
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
Amazon.com: Energizer 390 Button Cell Battery : Health & Household