
A little mercury switch,
9-volt BATTERY,
Breaking Bad Season 2, Episode 10

This doesn't look like
any BATTERY I ever saw.
Breaking Bad Season 2, Episode 9

A BATTERY is a galvanic cell.
Breaking Bad Season 2, Episode 9

Uh, I took the liberty
of removing the BATTERY
Breaking Bad Season 5, Episode 13

Once. The BATTERY ran out on my phone.
I had to wait for my iPad to turn on.
The Big Bang Theory Season 9, Episode 20