“Accept no substitute: the UK power supply for the Pi 4 is small, and delivers more than enough power. I’ve run a Pi 4 flat out for weeks (with active cooling) and never seen a hint of a problem via vcgencmd get_throttled.”
“You need it.. just buy one solves all the problems. Its its own plug, long lead and fits and works how it should. Would like an option of black that's all.”