The FinePower A27 (MN27) battery has a voltage of 12 V and a capacity of 20 mAh. The power cell is suitable for wireless doorbells, remote controls, flashlights, toys, and other electronic devices. Some digital cameras also operate on such batteries.
FinePower A27 (MN27) retains its properties when stored in an unopened blister pack for up to 3 years. The battery withstands operation in freezing conditions down to -10 °C and retains charge when heated up to +50 °C. The alkaline battery contains no mercury or cadmium.