Panasonic - CR2450- 3-Volt Lithium Battery 5-PACK

Panasonic CR2032 Lithium Battery – High Energy, Long Shelf Life & Superior Reliability"

Lithium coin batteries are widely used in various applications, including personal watches, electronic organizers, PDAs, portable electronics, keyless door entry remotes, cell phones, computer motherboards, heart monitors, backup power sources for IC memories, and more. The 3V lithium provides twice the nominal voltage compared to other battery chemical makeups such as silver oxide and alkaline button cells.