This mouse jiggler is an perfect for those working , it simulates mouse movement and prevent computer from going into sleep while you work or play. Multi- & Memory Function] USB mouse mover can realize 3 tracks optional by it's mode button, the cursor will automatically move randomly in different trajectory and amplitudes according to . In addition, this mini mouse movement simulator is designed with memory function, the time it is turned on, it will continue to move according to the previous trajectory. 100% Undetectable & Keep PC Active: The mini mouse jiggler will keep your PC/Laptop active, Just connect the mouse mover to your Usb port,the computer screen will always on.The principle this mouse jiggler 100% undetectable is that IT department will only ignore it as another normal mouse. security No need to install software/drivers. It can be used directly after plugging into the computer. Even without a mouse, it can still work normally. Highly Compatible: This mouse jiggler can work with Win7/8/10/for OS/for Linux. Most widely-used are supported. color: Black Material: ABS+metal Package Contents: 1 x USB Mouse Jiggler Only the above package content, other products 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.