The JCB CR2016 Battery Coin Cell is a long-lasting power source ideal for a variety of devices. With a voltage of 3V and an amp hours of 1.2 Ah, this lithium battery is suitable for both high and low drain applications, as well as solar and wind devices. The battery features a button design, making it easy to install in a range of devices. With an expiry date of 12/2030, this coin cell ensures a reliable power supply for your everyday needs.