Zitrades Led desk lamp flexible neck adjustable with clamp Black Zitrades led color adjust desk lamp have cool white, warm white and nature white total 3 lighting modes and USB port or wall outlet charging. No flickering, no dark area, and no ghosting protects your vision and reduces eye fatigue. Minimalistic design 360 degree foldable adjustable flexible metal gooseneck to optimize your lighting source for your home office table or computer desk. when you reading, working, studying, relaxing, browse the web and do whatever you want to do, lighting after give you perfect experience. Eco-friendly, energy saving, does not contain mercury, tungsten, UV light, radiation with clip on.