Exell Battery Alkaline L754 Button Batteries (10-Pack) in the Coin & Button Batteries department at Lowes.com
Brand New High Quality 3000mah Qk-393 Battery For 360 N4/1503-m02/1503-a01 Mobile Phone - Mobile Phone Batteries - AliExpress
Duracell 1.5V Medical/Electronic 309/393 Battery - Save at Tiger Medical, Inc
Button Cell Battery, 309/393, 1.5 V
Amazon.com: Energizer 393BP Watch Battery : Health & Household
Amazon.com : Duracell 309/393 Silver Oxide Button Battery, 1 Count Pack, 309/393 1.5 Volt Battery, Long-Lasting for Watches, Medical Devices, Calculators, and More : Calculator Accessories : Health & Household