Adjust brightness and memory function】LED desk lamp has 3 color modes, cool light (6500K), natural light (4500K), warm light (3000K~3500K). In addition, you can easily adjust the brightness between 10% and 100% in these 3 light modes to achieve perfect lighting effect, which is a good partner for work and study. Don't worry about adjusting the brightness the next time you use it, the memory function of the desk lamp will retain your last setting for future work reading use. Long Swing Arm Work Desk Lamp】. This swinging desk lamp features a multifunctional tri-axis design with 3 joints for flexible folding of the metal body (lengths of 13", 13" and 12.7" respectively) and freely adjustable angles so you can adjust the direction of the light to suit your personal needs (the desk lamp can rotate 360° and the swing arm can be folded up to 198°). Can easily illuminate your desktop, music stand, desk, computer desk, nightstand, drawing board, dressing table and other objects. 【Eye-friendly design】LED desk lamp provides enough brightness with 12W power while reducing energy consumption by 90%, which can last for 50,000 hours, saving you money Gradually increase brightness from 10%-100% to reduce stress on your eyes, suitable for children, adults and seniors. Flicker-free, even light that sweeps away shadows, halos and troublesome glare Close to daylight illumination, the diffuser emits an eye-friendly soft light. With clip to save space】This architect desk lamp has 3 joints that can be folded in a small space when not working to keep your desk neat and tidy. The aluminum clips can be easily mounted on any table, bookshelf and vertical or horizontal surfaces. Note: Holds LED desk lamp securely in place on up to 2" of tabletop. Foldable clip-on lamp is easy to carry and saves space