A Laser Turret is an automatically firing deployable, used by pressing U with it under your mouse cursor in your inventory.

Laser Turret

The Laser Turret is a versatile and effective tool used to secure an area and fire upon all incoming enemies. It fires of its own accord and does not need any ammunition.

Laser Turrets can be destroyed upon taking too much damage and will need to be repaired using a Repair Unit.

Laser Turrets can be crafted by combining a Motion Detector with a Computer Unit, a Long Metal Rod and a Laser Pistol.