This is the perfect desk toy to impress Colleagues and clients alike! Perpetual Motion Desktop Toy is perfect for your outer space themed office or room decor. It is also great for those enthusiastic about science or to demonstrate the laws of physics in science classrooms. A simple spin of the top of the base sets the galaxy in motion. A top seller in the space museum stores and a cool gift for the science physics enthusiast. Requires one 9V battery to operate. Battery not included. Size: W9" x H10" D4"

• a nice gift to friends, children, family. Sleek desk toy for adults and children
• Versatile - an exquisite decoration that can be placed in house, school or office
• Funny and useful for those kids who want to learn more about magnet and physics
• Perfect decoration for space themed parties.
• Size: W9" x H10" D4". Requires one 9V battery to operate. Battery not included.

a nice gift to friends, children, family. Sleek desk toy for adults and childrenTHY TRADING