Amazon.com: Duracell 1616 3V Lithium Battery, 1 Count Pack, Lithium Coin Battery for Medical and Fitness Devices, Watches, and more, CR Lithium 3 Volt Cell : Health & Household
Energizer ECR1616BP Coin Cell Battery, 3 V Battery, 60 mA...
Amazon.com: Panasonic CR1616 3V Coin Cell Lithium Battery, Retail Pack of 4 : Health & Household
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Amazon.com: Panasonic CR1616 3V Coin Cell Lithium Battery, Retail Pack of 2 : Health & Household