Amazon.com: Duracell 1632 3V Lithium Battery, 1 Count Pack, Lithium Coin Battery for Medical and Fitness Devices, Watches, and more, CR Lithium 3 Volt Cell : Health & Household
GP Lithium Coin Battery CR1632 | GP Batteries International
Exell Battery Lithium CR1632 Coin Batteries (5-Pack) in the Coin & Button Batteries department at Lowes.com