The answer to 'difference between dimmer switch' is that a dimmer switch is a type of electrical control device that allows you to adjust the brightness of lights connected to it. Dimmer switches come in two main types: manual dimmers and smart/connected dimmers.
Manual dimmers use a slider or rotating knob to physically adjust the amount of power delivered to the lights, allowing you to create the perfect ambiance. Smart/connected dimmers can be controlled remotely via a smartphone app or voice commands, and often offer additional features like scheduling, integration with smart home systems, and energy monitoring.