1-gang smart switch provides remote and voice control, scheduling, and energy-saving features for a single light circuit. Key features include app-based control from anywhere, integration with voice assistants like Alexa and Google Assistant, customizable schedules and timers, and the ability to share control with family members. Some models also include features like "Away Mode" for security and "Sync Status" to show the current light status in the app.
This video explains the features of a smart switch: