Gadget Zone Eye Protection Light LED Desk Lamp with USB Charging Port + AC Adapter, Adjustable Brightness, Blue Fashionable blue energy-saving lamp, the stylish, elegant chic style, fine craftsmanship, styling originality Environment protection and saving energy: using the latest semiconductor lighting energy-saving technology, low power, high luminous efficiency Protect the eyes: small-current power supply, no flicker, no glare, light soft, close to natural light, electromagnetic radiation free The use of simple personalized design, lamp direction of arbitrary regulation Long life: led light source life of up to 50 thousand hours,ten times longer life than fluorescent light