Features:FLEXIBLE & STABLE: The lamp arm is jointed in three different places: at the base, half way up the arm and the lamp head. It allows you to easily adjust the light in almost any position. The lamp can be adjusted to an overall height of 1.77 feet. The weighted base is more than enough to keep the lamp stands firmly.MOUNTS ANYWHERE. Stand on its own or clamp on a table are all available. The max opening of the adjustable c-clamp is up to 1.77 inch, and it can be clipped onto almost any table, shelves that are vertical or horizontal.ADAPTIVE BULB: With an E26 sized screw base, the bulb can be installed as desired. You are allowed to install a bulb that is suitable for the E26 screw base and the maximum permissible wattage of the fuse is 100W. QUALIFIED MATERIAL: With our qualified metal material on the lamp arm and lamp head as well as the black painted shell, its a durable and delicate addition in your desk. Note: The clamp is made from plastic material.WHAT WILL YOU GET: It comes with a desk lamp, desk base, C-clamp and instruction manual.Specification:Light Color: WhiteProduct Color: Black, whiteMaterialMetalWeight1.6kg(3.53lb)Size:Total arm length53cm(20.87in)Base diameter15cm(9.51in)Light source type: E27 large screw bulbVoltage:110~220VSwitch type: push button typeMain application: dormitory bedroom Office StudyColor temperature: 4200K-4600KPower cord length: 150cmPackage Included1 x Desk lamp arm with UK plug1 x Adjustable base clamp1 x Lamp base1 x Lamp bulbNote:- Table is not included.- Please refer to the measurement. Tiny measuring error is allowable in normal range.