The wand is called showmanship,
and the BEEP is none of your business.
The Big Bang Theory Season 4, Episode 18
(HIGH PITCHED BEEP)
Westworld Season 2, Episode 6
(MACHINES BEEP)
The Big Bang Theory Season 6, Episode 20
Beep bop boop bop.
The Big Bang Theory Season 7, Episode 20
Beep bop boop bop!
The Big Bang Theory Season 7, Episode 20