Features: This tiny mouse jiggler makes it easier to operate and greatly enriches user experiences. Avoiding repeatedly plugging and unplugging the mouse mover, that really saves your USB port from damage. this mouse jiggler provides users with USB port protective cover, which can protect the device and easier to carry. No switch- button, only one movement mode-, (after inserting on the computer,the cursor starts to move about 1mm to the right every 5 seconds. Wide compatibility for windows-, androids, mac-OS system, plug-play Specifications: Item:USB Mouse Mover Size: Standard Material: ABS-Black Connector: USB Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-2mm error due to manual measurment Package includes: 1Piece USB Mouse Mover