The FinePower Ultra lithium battery with a capacity of 220 mAh is suitable for smoke detectors, toys, radios, or other small devices. Its voltage is 3 V, which should be taken into account when installing the battery into a device.
FinePower Ultra lithium CR batteries are supplied in a blister pack containing 20 pieces. They can be used at temperatures from -18 to 50 °C. The recommended storage temperature is no more than 30 °C. The batteries do not contain mercury or cadmium, making them safe for people and the environment.