This is an external mechanical power button designed for desktop computers. It uses a durable plastic shell and metal contact material, is equipped with a 2-meter-long cable and a standard motherboard jumper interface, and is available in black and white. It triggers the power signal by physical pressing. It is used to replace or expand the original power button of the chassis. It is suitable for DIY chassis modification or solving the scene of inconvenient operation of chassis buttons. It has high-frequency pressing durability and plug-and-play compatibility. Note: Light reflection and different displays may cause the color of the items in the picture to be slightly different from the actual object. The allowable measurement error is +/- 1-3 cm.