1,plasma ball with hub 2,hub plasma ball light amazing 3,usb plasma ball 4,magic plasma ball ionic ball hub plasma ball,plasma lamp,ionic ball plasma ball,plasma lamp,ionic ballDrive free, suit for any operation system.Plug and playWith on/off switch on the base.Powered directly by a USB portTouch the ball, the light will gather to kiss your fingertips.size:3inch, material: ABS+glassUSB HUB ...