Mingkeda Folding Table Lamps LED Eye-care Desk Lamp 5V/2A USB Port Book Light, 7 Level Dimmer VISION FRIENDLY LED LAMP: No flickering, anti-glare, and no ghosting protects your vision and reduces eye fatigue. TOUCH CONTROL: Touch or slideyourfingertoadjust7levelbrightness FOLDING DESIGN: The lampshade can be folded up and down at 180, lamp pole adjusted in 180, makesitaperfectspacesaverandfullyadjustablelightdirection. ENERGY SAVING: Lower power consumption & Long life span 50,000 hrs, compared to traditional incandescent lamps, the LED brings the same level pf brightness but consumes 80% less power. HIGHQUALITY&MODERNLOOK:Madeofhigh-strengthABSplasticandaluminummaterial.