Duracell 2016 lithium coin batteries are designed for magnetic sensor keys, small remote controls, scales, technology accessories, sensors, medical devices such as glucose meters, digital thermometers, etc., sports devices such as heart rate monitors, bicycle accessories, etc. Baby Secure Technology Features a non-toxic ring-shaped layer with a bitter taste using Bitrex on the back of the battery to discourage children and babies from swallowing the product Duracell 2016 lithium coin batteries Up to 50% more life compared to the minimum average duration of the IEC standard test for 2016 lithium coin batteries.