Lighting brightness can be dimmed from 0 up to 4000 lumens. Mirror must be hardwired and used with the button on the mirror.Approximately 6000 Kelvin delivers ideal amount of lighting in a bathroom with an LED Lifetime of about 50,000 hoursCOPPER-FREE Mirror with SILVER BACKING which prevents mirror from rust and corrosion.Mirror can be hung vertically or horizontally. Includes mounting brackets for surface installation.Professional installation recommendedCovered By 2 Year Limited Manufacturers Warranty