Floating Ideas is the world’s coolest levitating gadget! Advanced, patented magnetic-field technology means this is the most stable levitating product available. With CCL - Computer Controlled Levitation. Pass your hand above, below and around the globe as it continues to levitate.
Dimensions:

8"H x 5.5."W x 4"D.

(uses on 110v/220v power adapter - included).