Flexible neck easily direct the light where its needed the most. Ideal for Reading Writing Study Office or Home use, a gift for Yourself or Loved Ones. Color Temperature 6000 Kelvin to 6500 Kelvin, High lumen output. "Your light is as good as number of Lumen it provides". Energy usage of 27 watts only. 120 Volt AC 50/60Hz. Rocker On/Off switch.