[ Undetectable by IT]Designed to be powered by power adapter or USB port of your computer, mouse jiggler 't be detected by your IT department. [Wide Compatibility]This mouse jiggler is compatible with win7/8/10/Linux/for . Any optical mouse can be used with this mouse jiggler. [Driver-free] No need to install any driver on your computer since the computer is just a power supply for this mouse jiggler. [Warm Reminder] Please make the red light of your mouse is casting on the spinning wheel, turn on the mouse jiggler, then you can use it. Color: black + dark blue Material: ABS Package Contents: 1 x Mouse Jiggler 1 x USB cable Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.