Silver Oxide Button Battery, 389, 1 Pack 

• Energizer 389 Silver Oxide Button Cell 1.5-Volt Battery
• Delivers long-lasting, dependable power to your button-battery-operated devices, like medical devices, calculators, toys, and watches
• Holds power for up to 5 years in storage, ensuring you have button batteries ready when you need them
• Cell size: 389; Type: Silver Oxide; Volt: 1.5
• Replacement for: S09, 10L122, SR54, SR1130W, G10, SP389, WL-10, RW49, SB-BU, SG10, 603, AG10, L1131, SR1130, 189, S24, 280-24, D389/390, SR54, SR1130SW, WS-10, RW39, SB-AU, SB-BU, TR1130SW, and SR1130
• Responsibly designed: Our zero-mercury silver oxide button batteries power devices with less impact on the environment