The OttLite Creative Curves LED Desk Lamp features four brightness settings with touch-sensitive control. With a flexible neck it easily adjusts the light angle over all your projects making it perfect for reading, studying, crafting and everyday tasks. With OttLite Natural Daylight LED Illumination you’ll see every color accurately and detail clearly with reduced glare and eyestrain so you can do what you love, longer. Plus, this lamp includes a 5V, 2.1A USB port to fully charges tablets, phones and more! Details: White and turquoise 5.25" base diameter Height adjusts from 11.25" to 23.75" 4 Brightness Settings with Touch-Sensitive Control Easily adjust light settings with touch control on base High contrast, low glare OttLite illumination is specially designed to help you see clearly and comfortably Diffuser provides smooth, uniform illumination Maximum of 445 lumens Total flexibility - sleek rubberized, flexible neck holds lamp in a variety of positions Includes 5V, 2.1A USB port - fully charges tablets, phones and more! Super bright natural daylight LEDs rated to last up 40,000 hours