Features an on/off/mode switching button for easy operation and indicator light to show power status. Made of lightweight aluminum alloy, recognized as a USB composite device to avoid detection by IT software. This product has a memory function, and the next boot will follow the same trajectory as the previous one. No software installation required, simply plug into USB interface for easy and discreet use. Suitable for various applications and compatible with most operating systems, making it versatile for different needs. Item Name: Mouse Jiggler Material: Aluminum Alloy Interface: USB Supported System: for WinXP/Win7/Win10/for MacOS/for Android System Features: No Software, Plug-and-Play, Undetectable Size Details: L: 2.1cm/0.83", W: 1.5cm/0.59", H: 0.65cm/0.26" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. How to Use: 1. Plug the product into the USB port of the computer. 2. Press and hold the ON/OFF switch for 4 seconds, and the indicator light will be on, indicating that the product has been turned on; Press and hold the ON/OFF switch for 4 seconds again, and the indicator light goes out, indicating that the product has been turned on and off. 3. After the mouse is turned on, there are three different tracks for you to choose from (M10 models can be switched by pressing the button briefly): Track 1 (default): The mouse pointer will shake at extremely fast speed over a very small range. (This track does not affect the normal use of the mouse) Track 2: Mouse pointer slides left and right in a small range Track 3: The mouse pointer will automatically slide randomly across a wide range of screens. Package Includes: 1 x Mouse Jiggler