Light source type: vacuum<br />Voltage:   36V (V)<br />Lamp cover material: glass<br />Dimensions: 70-200 (mm)<br />Switch Type: Touch Style<br />Average service life: 7000 (h)<br />Power supply: USB powered<br />Light color: multi-color<br />Light source power: 3 (W)<br />Energy saving rating: 6<br /><br /><br />decoration table light crystal lamp<br />1.Brighten up your desk or cast a sparkling nightime glow with USB glitter lamp                                      <br />2.Simply plug into your PC or laptop's USB port and let the glitter lights sparkle away                                  <br />3.Glows through a series of sparkling mood enhancing colours