1、EYE CARING AND ENERGY SAVING: Desk lamp is designed with 45° beam angle, which can reduce screen glaring by 30%. Relieve eye fatigue caused by long hours of looking at the computer screen. Premium LED beads, wide range of lighting, even illumination, consumes 80% less energy than incandescent lamps. 2、EASY TO OPERATE: LED desk lamp with control button switch on the USB cable for control. With power on memory function, you can easily restore your last choice of light color and brightness, no need to repeat the selection. 3、3 COLOR TEMP AND DIMMABLE: This desk light offers 3 color temperature options (3000K warm, 4000K neutral, 6000K cool white). Each color can be continuously dimmed within 10 percent to 100 percent brightness range, suitable for reading, studying, working, making, sewing, gaming and so on. 4、360° GOOSENECK TUBE: Desk clamp light features a 360° adjustable gooseneck tube that allows you to position the light at the exact height you need. Made of premium silicone and metal material, it can be bent 100000 times without breaking. Clamp comes with sponge pads to prevent scratches on the table. 5、USB OR ADAPTER POWERED: You can power the lamp from your power bank, computer through the adapter or directly with the USB port. Our energy saving LED table lamp is brighter, dissipates heat better, lasts longer and does not need to be replaced frequently. Item Type: Clamp Desk Lamp Material: Aluminum Alloy, Silicone Lamp Head Length: Approx. 40cm / 15.7in Lamp Head Width: Approx. 3.5cm / 1.4in Light Source: White Light, Warm Light, Neutral Light Dimmable: Yes Control: Button Gross Weight: Approx. 635g / 22.4oz 1 x Lamp Body 1 x Plug 1 x User Manual 1 x Lamp Pole 1 x Clamp Base