DIASONIC DL-91H LED Desk Lamp White Eco-friendly latest energy efficient LED lights. Multi-function USB Out-put. Modern gloss-White finish. Provides natural, non-flickering light for stress free productivity and enjoyment. 4 Light Spectrum Modes: Reading, Study, Relaxation, and Bedtime to suite any need. 7 Step Brightness Control in each mode, allowing adjustment for best comfort and use. One Hour-Auto OFF timer function & USB charging port for phone, iPod, MP3 player, etc. Flexible positioning possible for use in office, bedroom, school, and reading.