1. This mouse jiggler is an ideal for those working , it simulates mouse movement and prevent computer from going into sleep while you work or play. 2. The mouse mover requires no driver, easy to use. Just plug it into your computer the cursor will to move automatically. 3. There mouse mover no switch button, it is only one movement mode, ( time after plugging into the computer, the cursor first draws a small spiral to entering "snail mode", and then the cursor starts to move to the right 5 seconds by about 1mm). 4. in size and easy to carry. 5. Highly Compatible: This mouse jiggler can work with for Windows, for OS, for Android, /for Linux System, etc. Most widely-used are supported. Material: Plastic+metal colour: Black+silver 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.