LED Swing Arm Lamp Adjustable Eye Caring Student Reading Desk Lamp with Clamp for Study Office TattooBlack Item Type: LED Long Arm Folding Clip Table Lamp Material: Aluminum Alloy Shell + Metal Clip + Hose Size: Lamp Holder: Approx. 35.5cm/14.0in Upper Arm: Approx. 36cm/14.2in Lower Arm: Approx. 37cm/14.6in The Maximum Thickness of the Clip Can Be Clamped: Approx. 6.5cm/2.6in Lamp Beads: 30Pcs x 0.2W Working Voltage: 5V DC (Using USB Interface) Power Consumption: 12W (More Than 90% Energy Saving) Luminous Flux: 1000Lx Color Rendering Index: >80 Lighting Angle: >180° Light Color: White Light, Warm Light, Natural Light Color Temperature: 3500-6000K Brightness: 10 Levels of Brightness Scope of Application: Office, Study, Bedroom, Dormitory, School, Hotel, Tattoo, Tattoo, Eyelash Extension, Manicure, Etc.