*Color selection based on availability at time of shipment. We may substitute for an in stock color.
Approximately 7" / 17.5cm in Height.
Nice display of same charge effect for the money!
It's very pretty even if it shows little to talk about.
But if you buy two of them so that some of the strings point at each other, you can talk about the fact that those that point away is because infinity acts like a distant ground. That is in contrast to magnetic field lines which must have both ends of a field line attached to something ferrous.