ON/OFF & Mode Buttons: 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. Digital Display&Protective Cover: The mouse jiggler provides users with USB port protective cover, which can the device and easier to carry. mouse mover device equipped with a digital display which can tell whether the device is running.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, the 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.Just connect the mouse mover to your Usb port,the computer screen will always on,thereby keeping your FOR , 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 for iOS,Win7, Win8, Win10 and Linux. It also supports plug and unplug, driver-free. Material: ABS+metal colour: black Package Contents: 2 x USB Mouse Mover 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.