YLISAE NRAE Eye-protective 6W Dimmable LED Desk Lamp Reading Studying Table lamp (Black) Eye-protective LED desk lamp,2 Lighting Modes,warm/white light. Ideal for the office, study, bedroom, and more. 6W Input Voltage: DC 5V/USB AC 100-240V .3500-6000 K The max opening mounting clamp is up to 2.4 inch.rotatable base for your most comfortable position. ENERGY-EFFICIENT DESIGN: Designed to provide over 50,000 hours of illumination high-quality.mild steel body.ENERGY-SAVING.48 pcs LED