Lamp gives you 3x-Diopter magnifier, full spectrum natural daylight indoors, LED energy efficiency and cost effectiveness, all in one sleek design. Lamp clips to many surfaces while adjustable gooseneck design lets you direct light exactly where you need it. Includes inline on/off switch. LED cluster delivers 200 lumens of light output while lasting up to 50,000 hours (5-1/2 years of continuous operation). Is 20" high. Excellent for crafts, hobbies, reading and computer use.