This Sturdy clamp conveniently clips onto desks & desk dividers, shelves, bed headboards, and more. Easy to move and fix in different spots. LED eye protection, energy saving, no flicker, no dazzling. Great present for your friends. Feature - Color: Black. - Material: Aluminum+Iron+LED. - Size: x 2.5 x 7cm. - Power: 3W - Voltage: DC5V USB - Power adapter: AC100- 50/60hz Input - Creative design, a clever combination of LED flexible lamp and strong Clip base, can be attached on most surface like table. - Flexible swing arm gooseneck can be easily adjusted to illuminate demanded lighting direction and lighting area. Convenient for workshop lighting, table working or bedside reading. - technology LED as lighting source, low power consumption 3W with high brightness lighting, nonflickering cool white lighting color. - Long enough USB power cable, makes the lamp to be powered by your own USB power adapter, power bank or USB ports on the computers. Package list: 1 x Lamp