Feature: New screen hanger without installation, asymmetrical light source to protect eyes, long life of LED lamp beads. LED, smart chip stepless dimming can be rotated, computer read work screen Specification: Color temperature: 3000k-6500k Brightness: : 0-100lx Color rendering index: 97Ra Power supply interface: Type- Power: 5W Material: lamp body (aluminum alloy) lampshade (transparent anti-glare ABS) Switch: touch switch Size: 45*2*2.8cm (without bracket) Weight: 280g (excluding packaging) Angle of rotation: 25 ° Installation method: hanging Package includes: 1 x lamp body 1 x Bracket 1 x USB data cable 1. Please touch the power switch to the far right when you use it for the first time. The two on the left are the color temperature knob and the brightness knob. respectively. The function of stepless dimming is to prevent accidental contact. You must press your finger for 2 seconds until what the light changes. 2. No accessories are needed during installation, and it hangs directly above the screen, supporting the curved screen, and the integrated silicone gasket. will not damage the screen. 3. Our price is low and the profit is meager, just to make the product have a higher cost performance, please give us a good evaluation, I wish you a happy life, my friend.