Features:- 10 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 20 times longer than normal lamps. - Low power comsumption. - Modern black 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. Specifications: - Type: LED - Light color: White - Lamp shape: Stripe - LED quantity: 10 pieces - Powered by: USB port - Color: Black + silver (as shown in the pictures) - Lamp length: 19cm - Tube length: 22cm - Product weight: 44g - Package weight: 77g Package including: 1 x USB LED Lamp