Extremely Flexible This incredible desk lamp lights up anywhere you need by swinging the arm and turning the lamp shade with ease. It also can stand on a table as well as being able to clamp on to places like desks, shelves and headboards thanks to its user friendly. Premium Quality The solid metal body, well-machined c-clamp and the weighted base make it sturdy and give it a consistent and reliable quality and all the joints will move smoothly. Warranty Comes with a 12-month warranty for your rights and benefits as a customer, satisfaction guaranteed. Specifications: Voltage: 120V Maximum wattage: 40W Base: E26/E27 Maximum opening of clamp: 2inch (50mm) Cable length: 51 inches Item weight: 2.96 pounds