The robbers were driven away empty-handed by the device.
A man has been arrested following an attempted armed robbery of an off licence in Offaly.
The incident occurred at Carry Out on JKL Street in Edenderry on Monday afternoon.
Gardaí say the arrest was made with invaluable assistance from the public.
He since been charged to appear before the courts today.
The cool behaviour of the staff member on duty is being praised, after she drove the raider away by triggering a Fog Bandit machine, produced by Laois company Lightstream Technologies.
Owner Tom Scott says it's an invaluable resource for business- and home-owners: