3 Lighting Modes & 10 Brightness Levels: This desk lamp features three lighting modes. Warm white is ideal for relaxation, daylight mode is perfect for reading and studying, and cool white is suited for work tasks. You can adjust the brightness across 10 levels (10%-100%) to suit your preference and environment. Eye Protection: The LED light is equipped with a milky white diffuser that delivers even illumination, minimizing glare and flicker. This helps reduce eye strain during prolonged use, offering a comfortable lighting experience. Convenient Functions: The lamp includes a memory function that retains the last used brightness level and lighting mode, eliminating the need to readjust each time. The USB port features a subtle blue indicator light for easy locating in the dark. A long press of the power button for 2 seconds activates a one-minute auto-off timer, ideal for bedtime use. Thoughtful Design: Constructed with high-quality aluminum alloy for improved durability and heat dissipation. The sturdy metal clamp has a protective layer to prevent surface damage and securely attaches to desks, tables, and similar surfaces. The flexible gooseneck allows for adjustable positioning and customizable angles. Energy Efficient & USB Powered: This LED desk lamp consumes up to 75% less energy than traditional incandescent bulbs, helping to reduce energy costs. It comes with a 1.5-meter USB cable and can be powered by any standard USB source such as a laptop, power bank, or USB wall adapter, ensuring convenient usage.