Description: A smart battery is an energy storage device that not only provides power to other devices but also has the ability to communicate its status and performance data. These batteries are equipped with advanced technology that allows them to monitor their charge, temperature, voltage, and other critical parameters in real-time. Thanks to their connectivity, they can send information to external devices such as smartphones, computers, or energy management systems, enabling more efficient control and proactive management of energy consumption. Smart batteries are essential in the context of the Internet of Things (IoT), where the interconnection of devices allows for optimized energy use and improved sustainability. Their design includes integrated circuits that facilitate communication and data collection, making them key components in applications that require constant monitoring and efficient energy management, such as electric vehicles, renewable energy systems, and various portable devices. In summary, smart batteries represent a significant advancement in energy storage technology, allowing for greater integration and efficiency in an increasingly connected world.