The MOVA Globe Blue Ocean with Relief Map is powered by solar energy and the earth's magnetic field! The MOVA Globe Blue Ocean with Relief Map turns gently and silently inside a clear acrylic shell, no batteries or wires required. Simply place the MOVA globe on its stand. Your globe will come to life and start to turn when exposed to natural or artificial light. The MOVA globe creates the perfect focal point for any room or office. Comes with three finger acrylic base. Dimensions: 4.5 Inch: 4.5" L x 4.5" W x 7.25" H; 3 lbs. 6 Inch: 6" L x 6" W x 9" H; 7 lbs. 8.5 Inch: 8.5" L x 8.5" W x 12" H; 13 lbs.