Features: Driver-free and plug-play. The mouse wobble can be powered by an external adapter or by the USB port of a PC, laptop,hubdocking station, etc. Mouse pads work with both wireless and wiredmice, almost all optical mouse. With ON/OFF Switch: Just put the mouse on the large turntableof the Mouse Mover Jiggler and press ON/OFF 1/2 level switch, it will work automatically, savingtime and worry. Mouse shaker uses physics to automatically simulate the process of using a mouse undetectable mouse movement device! Quiet, long-lasting durability.After a long for timeof repeated testing and customertrials here comes the new version of the mouse mover, which is more stable and durable than other product on the marketing. Specifications: Operating System : for WindowsXP/7/8/10, MacOSLinuxsystems, etc. Size:approx 142x83.5x32mm/5.59x3.29x1.26in Material: ABS Package Includes: 1 PC x Mouse Mover 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.