Some simple assembly is required. Just insert the Fiber Optics into the center of the base. – Height (Includes Base): 15.0 in. , 38.1 cm. – Width (Includes Base): 15.0 in. , 38.1 cm. – Base Height: 4.0 in. , 10.16 cm. – Base Width: 4.38 in. , 11.13 cm. – Pyramid Base Colors: Blue LED Colors: Blue Fiber Optic Pyramid Centerpiece Light includes 3 AA Batteries. Batteries for the party table Pyramid Centerpiece Lights are replaceable.