The Unilux Ukky LED Desk Lamp in white is portable due to its wireless feature and low weight of 190g, making it easily transportable from one workspace to another. Suitable for direct connection to a USB port with a 1m cord (supplied) or via x3 AA batteries (not supplied). With an fully flexible arm to enable adjustable lighting, the lamp also features light intensity variation offering stable light quality without flicker or glare. Complete with a 2 year guarantee.