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Feature

Operate with a computer USB port or (4) AAA batteries
Bring back the 80s and have a lightning current at your finger tips
Give the appearance of a corona discharge with mulitple beams of colored lights
Great gift idea to dress up your home work space or office desk
Provides a great scientific learning experience for children

Description

Placing a finger tip on the glass creates an attractive spot for the energy to flow, because the conductive human body is more easily polarized than the dielectric material around the electrode providing an alternative discharge path having less resistance. See what you can learn from wikipedia? The HDE Plasma Ball is great for kids of all ages. Whether you are a fun loving work professional or a parent who wants their kids to learn about static electricity without the need to google Tesla's high voltage plasma globe. This is a great year round gift idea.