Smart plugs are devices that allow you to control electrical appliances remotely using a smartphone or tablet. They connect to your home Wi-Fi network, enabling you to turn devices on or off from anywhere, schedule operations, and monitor energy usage. These plugs are compatible with various smart home systems, such as Amazon Alexa and Google Assistant, allowing for voice control. By simply plugging an appliance into a smart plug, you can enhance its functionality, making everyday tasks more convenient and energy-efficient.