3M Polarizing LED Task Light Desk Lamp, Touch Sensor Control, 7 Brightness Settings, Easy Adjust, UL Approved, Black Polarizing light filter technology reduces glare on surfaces which can help improve reading efficiency. Longer life (lasts up to 40,000 hours) and energy efficient LED bulb is anti-flicker and does not produce ultraviolet light. Easy touch sensor controls 7 brightness levels to customize your lighting needs from a simple task light to fine detail work. Highly adjustable with a slim and stable anti-skid base allows you to position light where you need it. Modern and stylish design in black to fit your office or home.