This does not pretend to be something serious, but it can be used in everyday life. I just saw something like this in the st...ore and wanted to do it myself.
Parts links below:
E27 Flexible Extension Socket Lamp Holder with a switch EU US Plug
Lamp Holder for E27 E26
Lamp Holder for E27 E26 with a switch
RGB LED Bulb with remote control
EU Plug AC Power Cord
EU Power-Plug
US Power-Plug
AC power plug with cable for other countries