VARIABLE BRIGHTNESS: Our lamp consists of 84 SMD3014 LEDS (42 cold LEDS, 42 hot LEDS) with a good length wire (2.66m) has a remote control with 4 buttons (on / off, increase in intensity, decrease intensity, type of light: cold, warm, mix of 2) several operating modes, 2 of which are backlit, (cold white 6000-6500K, natural white 4000-4500K, warm white 2800-3200K) EASY TO INSTALL: Lamp includes a base, in which you have to clip the led bar and which itself clips around the upper edge of the monitor (Adapts very well to all types of screen (thickness between 1 -3cm) takes up no space, holds it in place, the installation of the device is very simple and fast, super illuminates without any glare, many possibilities of choice of color and intensity USB POWER SUPPLY: Lamp is plugged into a usb socket with sufficient power (usb pc, mains charger, external battery.), the wire is long enough 2.66m to be powered as you want (attention: Current and voltage : DC5V, 1A (note that the output current cannot be less than 1A) ADVANTAGES: Less aggressive than office ceiling light and sufficient to distinguish its keyboard without having to activate the backlighting of the keys and sufficient to read / take notes it is put directly on the screen which also solves the problem of voltage light and screen reflection the LED support can be adjusted (like the picture shown which allows to adjust to fix in four directions to decide the area to illuminate ESSENTIAL: Illuminate the keyboard well, useful for those who cannot type without looking at the keys, the colors and brightness are friendly much less sore to the eyes, can relieve the discomfort of fatigue, especially the people work for a long time in an office, a good choice of gift for your loved ones Product description Laptop Screen Reading Lamp WHY CHOOSE US: Our products are equipped with a practical storage bag to carry. Also equipped with Velcro, convenient to store the USB cable. Just insert the USB plug into the computer, mobile power, AC adapter or other USB devices to power the screen light of the laptop. The USB cable allows you to move the light to any position you want, and we also match it With Velcro, it is convenient to store the USB line. Easy to install and transport To clip the clip to the top of the laptop screen 26CM light and small with a storage bag Easy to carry, can be put in the bag. Customizable Illumintion Composed of 54 high quality SMD3014 integrated LED lights3 color modes (warm white light, cold white light or natural white light) Can adjust brightness levels between 10% and 100% USB POWERED Powered by USB. Equipped with velcro for easy storage of the USB cable. suit for home, office or while traveling No reflection or glare Does not produce reflections on the screen effectively reduce light reflection Can effectively protect the eyes