ON/OFF & Mode Buttons Compared to most usb mouse jigglers on the market, mouse jiggler combines "ON/OFF switch" and "Mode " 2 buttons on one device which makes it easier to operate and greatly enriches experience,and avoiding repeatedly plugging and unplugging the mouse mover, that's really saves your USB ports from damage. The display will with a spinning blue circle when you the mouse wiggler. Press mode button to switch tracks, it will display 1, 2 or 3 and then return to the previous rotating state. Multi- & Memory Function USB mouse mover can realize 3 tracks optional by it's mode button, the cursor will automatically move randomly in different trajectory and amplitudes according to . In addition, this mini mouse movement simulator is designed with memory function, time it is turned on, it will continue to move according to the previous trajectory. 100% Undetectable & Keep PC Active mini mouse jiggler will keep your PC/Laptop active by moving the cursor automatically when you need to for a coffee,do some chores or going out for a long time.Just connect the mouse mover to your Usb port,the computer screen will always on,thereby keeping your , Lync,Skype etc. stay online.The principle this mouse jiggler 100% undetectable is that IT department will only ignore it as another normal mouse. security Wide Compatible & More This undetectable computer mouse jiggler supports most like iOS,Win7, Win8, Win10 and Linux. It also supports plug and unplug, driver-free. Colour: Black material: plastic Package Contents: 1 x Mouse Jiggler Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.