Sparkfun Coin Cell Battery - 16mm (CR1632)

The CR1632 lithium metal battery is a compact 3V power source with a capacity of 140mAh, ideal for low-power applications. Its small size, with a diameter of 1.6 centimeters, makes it perfect for devices where space is limited, such as wearable electronics and small remote controls.

This versatile battery excels in powering low-energy processors and can keep an LED illuminated for weeks, making it a reliable choice for projects that require long-lasting energy without frequent replacements. Its lightweight design and efficient energy storage are perfect for portable gadgets.

With its stable voltage and consistent performance, this button cell battery is a popular choice for hobbyists and professionals alike. Its ability to maintain a steady power output ensures that your devices run smoothly, enhancing their overall performance and reliability.