Technology optimizes energy consumption in households through smart devices and systems that monitor and manage energy usage. For instance, smart thermostats can learn user habits and adjust heating or cooling accordingly, leading to significant energy savings. Additionally, energy management systems provide insights into consumption patterns, enabling users to make informed choices about energy use. The integration of renewable energy sources, such as solar panels, managed through technology can also reduce reliance on traditional energy grids. Overall, these innovations contribute to sustainability and lower energy costs for households.