ER WATCH/CAL BATTERY #379BP

There are regular specialty batteries and then there are Energizer specialty batteries. So get the durable, reliable power that keeps going with this Energizer 379 silver oxide button cell battery. It delivers long-lasting power to your button-battery-operated devices, from household electronics like keyless entry systems, to e-books, toys, calculators and watches, to heart rate and glucose monitors. Choose Energizer specialty batteries for long-lasting power you can count on when you need it.