Energizer 1616 Lithium Coin Battery, 1 Pack ECR1616BP - The Home Depot
PILE CR1616 LITHIUM 3V 42mAh BL5 GP / MEGA-PILES
Rayovac CR1616 3 Volt Lithium Coin Battery - 12 Pack + 30% Off - Walmart.com
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