A Must-Have Mouse Jiggler: This special-designed mouse jiggler is an ideal companion for those working from home, it simulates mouse movement and prevent computer from going into sleep while you work or play. Note: Please adjust your mouse up and down if the mouse pointer does not move on your computer No Software Needed: The mouse mover does not need any software to install, virtually not detectable by hardware scans and company I.T., just plug and play Works with all operating systems PCs &MCs, design with On/Off switch for easy use, powered by any 5V USB power source, the USB cable is included Upgraded version: We update the product material to improve its durability and stability for a longer service life, can be used in a more convenient and flexible way The mouse jiggler is intended for optical mice only