Features: This mouse jiggler combines "ON/OFF switch" on the device which makes it easier to operate and greatly enriches user experience, Avoiding repeatedly plugging and unplugging the mouse mover, that's really saves your USB ports from damage. this mouse jiggler provides users with USB port protective cover, which can protect the device and make it easier to carry. Press mode button to switch tracks, it will display Track 1, 2 or 3 and then return to the previous rotating state. In addition, this mini mouse movement simulator designed with memory function, the nexttime it turned on, it will continue to move according to the previous trajectory-. Specifications: Item:USB Mouse Mover Size:approx 28x19x10mm/1.1x0.75x0.39in 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: 1 PC x USB Mouse Mover