The FinePower CR1620 lithium battery belongs to the coin cell (CR1620) form factor. It is designed to power children's toys, alarm clocks, flashlights, and other small electronic devices, operating at a voltage of 3 V. The package includes one FinePower CR1620 battery. When stored in sealed packaging, the model retains its charge and can remain stored for a long time until needed. It can be used at temperatures from -20 to +60°C.