USB Powered Desk Lamp with Adjustable Gooseneck and Flat Iron Base, 5 Watt, Reading Light, Travel Light, Task Light(white) 4.9 feet (1.5 meter) power connection cable, light bulb included Aluminum parts with frosted plastic, flat iron base Average Life: 20,000 hour.Protect eyes--Provides natural, non-flickering light for stress free productivity and enjoyment Multi-power sources--simply plugging device into computers' USB port or using power adaptor Multi-function,can work as reading, task, or travel light