These Energizer Lithium Coin Batteries provide long lasting, reliable power for everyday devices such as calculators, keyless entry systems and remote controls, as well as specialty devices like heart rate and other health monitors. Plus, they come in child resistant packaging to keep your loved ones safe.

"Button/coin batteries can cause
severe injuries or even death when swallowed. Keep batteries out of
reach of children. If you suspect a child has swallowed or inserted a
button/coin battery, seek medical attention immediately."