The Unilux Sol office desk lamp with an adjustable, flexible arm allows the customisation of lighting with a simple twist or turn. Featuring efficient LED light diffusion that replicates natural daylight, the powerful 4 Watt replaceable LED provides 500 lumens of light at 3000K for a lifetime usage of 20,000 hours. Supplied in black, with a round base measuring 140mm diameter, the slim design makes it suitable for positioning on most sizes of desks.