Amazon.com: Panasonic CR2016 3 Volt Lithium Coin Battery (10 pcs) : Health & Household
Panasonic CR2016 Lithium Coin Cell Batteries (10-Pack) PCR2016P/10W - The Home Depot
Amazon.com: Panasonic CR2016 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging, 2-Battery Pack : Health & Household