Features: 28 LEDs, ultra bright. Powered by a PC USB port, needs no batteries and other external power. Flexible and adjustable metal neck. Soft and warm white light. Extremely long service life. Low power comsumption. Modern silvery color, cute and decent design. Pluged into your PC USB port, it starts to bring you brightness right now. Lightweight, compact, space-saving, easy to carry and handle. An ideal companion for students, travellers, office workers, etc. Ideal for lighting your laptop in the darkness. Type: LED Light color: White LED quantity: 28 pieces Powered by: USB port Color: Silver + Black (as shown in the pictures) Package include: 1 x 28 led usb lamp