Features: The mouse trembler prevents your computer from entering a sleep state. A mouse shiftercan help you better browse websites, play games, and participate in online meetings, perfectly avoiding being detected by IT departments. The Quiet mouse thrower, which cannot be detected, is extremely quiet during operation. The "plugandplay" mouse jig is very convenient to use. You only need to connect the mouse mover to power supply to use it, without installing a driver. Open the mouse mover, place the optical mouse on theturntable, and the mouse jig will simulate physical motion, so that your computer will alwaysbe active. Specifications: Item:USB Mouse Jiggler Size:approx 56x5.4mm/2.2x0.21in Material: ABS 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 Mouse Mover