
All right, you're close enough
to Sheldon's room. Deploy the SENSOR.
The Big Bang Theory Season 1, Episode 11

HOWARD:
Told you the SENSOR would work.
The Big Bang Theory Season 1, Episode 11

This is a sub-sonic impact SENSOR.
The Big Bang Theory Season 1, Episode 11

to activate the motion SENSOR.
The Big Bang Theory Season 5, Episode 2

Now, you'll need to get the SENSOR
close to Sheldon's room.
The Big Bang Theory Season 1, Episode 11