Maxell CR2016 Coin Cell Battery, 1PCMaxell Coin Cell Battery CR2016 is most often used as a battery replacement for watches. Button battery cells can also be used in other electronic devices such as calculators, keyless remote entry systems for cars and homes, medical equipment, hand-held electronic devices, and as batteries in cameras, audio books, games, toys, and more.
CAUTION: These primary batteries are not rechargeable.
Risk of fire, explosion and burns, do not recharge, disassemble, incinerate, or heat above 212F°/100C°. Do not mix used & new or any other battery types. Keep away from children. Misuse of primary lithium batteries can pose a serious risk of injury or property damage. Dispose of used batteries properly, following local guidelines.