O9-TECH High-quality Eye-protection Dimmable LED Desk Lamp with Multi-angle Rotary Design,3-grade Color Temperature and 5 Brightness Modes Selected with Unique Design Style Flexible Modern LED Working Lamp 9w Hot Sale - White * Eye protection and Modern fashion design ,so it is widely used in study or office, hotel. * Special L shape structure, operate smoothly. * Comfortable appearance and Eye protection design . * Left /Right adjustable, can meet 180 deg different angle lighting requirement. * Buttoned switch and touch switch function. it has five brightness grades can be chose.