This CR2025 battery uses Lithium technology and has a power frequency of 3 Volts.
Keep your batteries in their original packaging until you use them. Store in a dry place. These batteries have a limited life span. Prolonged lack of use may impact their effectiveness.
Respect the battery polarities (+/-). Never attempt to open a battery. Never throw your batteries into the fire. Do not use batteries with different characteristics in the same device. Do not attempt to recharge a CR2025 battery. Dispose of used batteries safely.