Desktop PC Power Control Power Switch Button On Off with 2M Cable. Computer power button is a convenient switch kit designed to turn on / off a computer in comfort way. You can control your computer from the comfort place using the power button with long cable even your pc tower in a hard to reach place, which can make PC tower power switch ON/OFF much easier. Making Power Computer much easier. A good replacement for broken computer host switch. Simple to install. 4Pin Connector : +HDD-/+Power SW- male. Colour:Black Material:Plastic+ABS Package Contents: 1 x Computer Power Switch ON/OFF 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.