1PCS 28cm Black USB Cable Male to Female with Switch ON/OFF Cable Extension Toggle for USB Lamp USB Fan Power Line
The USB cable with switch. With this, the days are gone that you have to plug and unplug the USB cable, just a slight press; the operation will start/end.
It can be used on Raspberry pi, for Arduino, as well as other similar application, like USB lamp, usb fan, etc.
Please notice that the data line are not connected through, so this cable can not be used for data transfer.