It’s both.

oh. Ok.

But you won’t NEED to change the batteries if you don’t use it

Sure you do

He’s looking with the flashlight down into the car to see what might be down in the shadows on the floor, such as weapons or drugs.

Thanks for ruining out fun

that cop drunk af

The contrast ratio plus Reflectivity off of the window would make it very difficult to see anything on the floor in the back of the car. Hence the flashlight. I know it looks funny, but go ahead and try it. On a brightly lit day it would be next to impossible to see the details behind the seat of the driver.

it's daytime though

This is the opposite of a flashlight....its called a flashdark.

some police flashlights detect alcohol

I don't get it

Initially I didn't either, until I realized it was daytime, and the cop is using a flashlight

He's blind, it's his seeing eye stick...

And the guy doesn't even have tinted windows. Officer "Wonder" should leave his sex toys at home.