This is a low-power portable laser.

"A portable laser," he explained.

When they found them they used small, portable lasers to illuminate the launchers so they could be found by combat planes or attack helicopters equipped with laser-guided weapons.

I'm using a portable laser from the top of the police station.

Carol did so and Corsi pulled out the portable laser.

Doctor, she's handed me a portable laser.

Amy turned on one of the portable lasers Abe gave us for Christmas, the ones we use to point at walls during meetings, and cut the sky with a thin red beam.

'It doesn't work on the same principles as the portable lasers Earth now has.'

A laser might, but there can't be more than a couple of portable lasers in the base.

From behind the terminal he produced a portable laser.