OttLite Organize LED Desk Lamp 3 Brightness Settings, Reduces Eye Strain, 2.1A USB Port Great for Home, Office, Workshop, Dorm

PROPRIETARY TECHNOLOGY- Exclusive OttLite ClearSunâ„¢ LED - reduces eyestrain by 51% COLOR RENDERING INDEX (CRI) of 97- Show colors more vividly and true to life with smooth, uniform light 3 BRIGHTNESS SETTINGS- Maximum of 300 lumens USB PORT- 5V, 2.1A USB port to fully charge smart phones and tablets ENERGY EFFICIENT- LEDs rated to last up to 40,000 hours Height adjusts from 11 to 23 inches with 4.5 inch diameter base