Smart LED mirrors contribute to energy efficiency in professional spaces in several ways:

1. Motion sensors: Smart LED mirrors are equipped with motion sensors that detect when someone enters or leaves a space. This allows the mirror's lights to automatically turn on and off as needed, eliminating the need for manual operation and preventing lights from being left on when not in use.

2. Dimming capabilities: These mirrors often have adjustable brightness settings, allowing users to dim the lights to their preferred level of illumination. By reducing the brightness, energy consumption can be significantly reduced without compromising functionality.

3. Timer settings: Smart LED mirrors often feature timer settings that can be programmed to turn the lights on and off at specific times. This is especially beneficial in professional spaces where the mirrors are used during specific hours, such as in office buildings or salons. By setting timers, energy is conserved during non-working hours.

4. Energy-efficient LED technology: LED lights are known for their energy efficiency compared to traditional incandescent or fluorescent bulbs. They consume less power and have a longer lifespan. Smart LED mirrors utilize this technology, reducing energy consumption and overall maintenance costs.

5. Automatic power-saving mode: Some smart LED mirrors have a power-saving mode that activates when the mirror is not in use for an extended period. In this mode, the lights are dimmed or turned off completely, further conserving energy.

Overall, the combination of motion sensors, dimming capabilities, timer settings, energy-efficient LED technology, and power-saving modes makes smart LED mirrors highly energy efficient in professional spaces.