Specification:Parameter: AC110-240V 50Hz\/60HzHolder (Dia.*H): Approx. 31x70mm \/1.22"x2.76"Ceiling Rose(Dia.*H): Approx. 68x50mm \/2.68"x1.97"Cable Length: Approx. 1.4mIdeal for E27 screw type light bulbsMaterial: Metal + PlasticColor: Silver + BlackFeatures:- Easy and convenient for you to install and use- With a knob switch on the lamp holderNOTE: Bulb is NOT includedPackage included:1x Holder1x Ceiling Rose2x Screws