Lithium Battery 3V Cr1225 Li-Mno2 Non Rechargeable Small Button Battery Memory Power Apply for Watches, Toys and Remote Devices - China Button Batteries, Li/Mon2 Battery | Made-in-China.com
10 Renata CR2025 Replacement Battery for Cayeye Sigma Knog Planet Bike & Others | eBay
Energizer Lithium CR2 Digital Camera Batteries (2-Pack) in the Device Replacement Batteries department at Lowes.com
Amazon.com: 4-Pack Energizer 3 Volt Lithium Button Battery for Directed Electronics 598t Remote Control Transmitters and Other Uses (CR2025) : Health & Household