[Upgraded Ultra Slim & Silent Design] Our ultra-thin mouse mover is only 16.5 mm thick and weighs 122g net weight. Built-in smaller and higher power motors make the device quiet and undetectable. This mouse jiggler keeps your mouse active continuously and helps prevent your computer screen from locking or going to sleep. The back-and-forth linear motion is smooth and discreet. (Please ensure the sensor area of your mouse is aligned with the wheel of the mouse mover.) [0.5H-1H-2H-4H] When the device rotates, press the timer button to set the countdown from 0.5 hours to 4 hours. Each indicator light represents 30 minutes, 60 minutes, 120 minutes, and 240 minutes. After the countdown ends, the turntable automatically stops. [Plug and Play] The mouse jiggler works with a 5V adapter or a computer USB port. No software installation required, no Bluetooth connection or additional programs needed. Simple and easy to use. [7 Dynamic Breathing Lights] This mouse shaker features 7 dynamic LED lights that add visual appeal to your desk. The lights can be turned on or off freely. The lights turn on automatically when powered. Press the light button briefly to cycle through 7 colors, or press and hold for 3 seconds to turn off the lights. The mouse jiggler helps keep your computer active, ideal for various activities such as work, exercise, yoga, remote work, gaming, and family time. A great gift option for holidays like Thanksgiving, Mother's Day, Father's Day, Birthday, or Christmas. Color: Black Material: Plastic Package Contents: 1 x Mouse Jiggler Note: Light reflection and display differences may cause slight color variations between the image and the actual item. Measurement tolerance is +/- 1-3 cm.