Long Flexible Gooseneck Extended Lifespan: This desk lamp features a 360 long flexible gooseneck, allowing you to direct the light precisely where you need it. the high-quality aluminum light board ensures superior heat dissipation and extends the lamp's service life up to 50,000 hours. Versatile Lighting Modes: With 3 color modes (2700K-warm, 4500K-warm white light, and 6500K-cool light) and 10 brightness levels, you can tailor the lighting to suit your preferences and activities, creating an optimal and eye-friendly environment. Eye-Caring High Brightness: Equipped with high-quality lamp beads, this light prevents glare, flickering, and ghosting, ensuring a uniform, soft light with large coverage to protect your eyes during prolonged use. The ultra-thin light bar design improves light transmittance for optimal brightness. Easy Installation Energy Efficient: Pre-assembled and ready to use, this lamp plugs into any USB port for immediate illumination; energy-efficient LED technology ensures long-lasting performance. For any issues, our customer support is available to assist you. Memory Function Reliable USB Adapter: Featuring a memory function, this lamp restores your previous settings when turned on again; comes with a safe and reliable 5V/2A adapter, eliminating the need for an additional purchase.