Bring the science museum to your desk top with this USB Plasma Ball, plug it in, touch the surface stand amazed as the mesmerizing green plasma flows to your fingertips!

• 有了USB等离子球，你等于将一座科学博物馆带到桌面。将他插入并触摸球面，你会惊奇看到催眠似的绿色等离子光线随着指尖流转。