With a 280mAh capacity, a high density, and long shelf life, the Murata CR2430 is an impressive coin cell battery that works as a replacement for Duracell, Energizer, Eveready, Varta, Panasonic and all other brands CR2430 batteries. The CR2430 is suited towards low draining continuous use devices, so electronics such as watches, calculators, and keyless remote entry systems for cars and homes will benefit from this long-lasting button cell. This cell can also be used in a number of medical devices such as digital thermometers, glucometers, and heart-rate monitors.