Tenergy's long lasting CR2430 lithium coin cell batteries for all your portable electronics. Ideal as key fob battery CR2430, calculators, heart rate monitors, glucose monitors, watches, and other small electronics.
3V CR2430 batteries performs in cold temperatures as low as -4 °F and as warm as 140 °F.
Tenergy CR2430 battery will fit with your device if you need any of the following battery sizes: DL2430, BR2430, KL2430, L2430, ECR2430, 5011LC, L20, KCR2430, E-CR2430, KECR2430.
CR2430 button batteries are enhanced with a new anti-leak design.