[3 Lighting Modes & 10 Brightness Levels]: The LED Clip Lamp featured with 3 color temperature:warm light, warm-white light and white light . Each lighting mode has 10 brightness dimming levels. Totally 30 illumination modes to meet all your requirements. You can always get most suitable light color according to of uses. [Adjustable Design]:Strong aluminum clamp supports up to 2.1 inches tabletop. 360 rotating lamp, 360 rotating base, 180 adjustable metal arm, you can freely adjust the light direction,angles,length,positions according to your personal need. [Eye-Caring ]:This energy-saving desk lamp provides of decent brightness and color temperature.Shines a flicker-free light that brightens your space without harming your eyes; Perfect for reading;working or studying. [Spacing Saving Clamp]: Attached clamp mounts easily to any studio tables,shelves and surfaces that are vertical or horizontal. Compact clamp and slim lamp with hidden let you have a completely free desk surface. [Energy-Saving LED Lamp]: High-efficiency LED consume 80% less energy than conventional bulbs and last lifespan without the need of replacing. This means a much lower electricity bill and less carbon .[Please Note: Only Match with the adapter of 5V/ 2A - otherwise will cause damage to the control button and reading light] Material:plastic colour:Black Package Contents: 1 x Desk Lamp Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.