Adjustments:180 degree vertical rotating lamp head. The built-in base stabilizer is optimized to ensure agility and stability at the same time.DIMMABLE. The Deckey 6W LED Desk Lamp is dimmable, ensuring that you're able to find the perfect light setting to suit your needs.Vision-friendly: LED Desk Lamp can protect your eyes by producing a constant non-flickering light, which makes your eyes feel more comfortable, especially after extended hours of reading or studying.Energy efficient and Eco-friendly: For the same brightness, this LED Desk Lamp costs 75% power, less than a typical fluorescent light. This LED Desk Lamp contains no mercy or other harmful substance, making it environmentally safe.SUPER BRIGHT: 6W and 48 leds make this light very bright, providing powerful yet even light without harsh glare or shadows.