How%20does%20it%20do%20that%3F%20The%20Magnetic%20Gyro%20Wheel%20spins%20magically%20and%20with%20great%20precision%2C%20even%20upside%20down.%20A%20quick%20flick%20of%20the%20wrist%20sends%20the%20wheel%20spinning!%20The%20gyro%20wheel%20spins%20so%20fast%20it%20becomes%20a%20twirling%20whirling%20blur!%20No%20batteries%20required!DetailsHow%20does%20it%20do%20that%3F%20The%20Magnetic%20Gyro%20Wheel%20spins%20magically%20and%20with%20great%20precision%2C%20even%20upside%20downA%20quick%20flick%20of%20the%20wrist%20sends%20the%20wheel%20spinning%20down%20the%20wire%2C%20the%20blue%20wheel%20spins%20so%20fast%20it%20blursUp%20and%20over%2C%20back%20and%20forth%2C%20it%20is%20hours%20of%20magical%20fun%3B%20and%20no%20batteries%20are%20requiredAlmost%2011%20inches%20long%2C%20it’s%20the%20perfect%20size%20for%20fast%20spinning%20funSpecsWeight%200.25%20lbsDimensions%202%20%C3%97%2011.5%20%C3%97%202.5%20inWARNING%3A%20CHOKING%20HAZARD%20Small%20parts.%20Not%20for%20children%20under%203%20yrs.