This 200-250Vac timer turns on connected lighting for up to 5 minutes when any of the connected push switches are operated. 
It is ideal for controlling the lighting in hallways and stairways in blocks of flats.
It can be used to control any type of lighting, incandescent, fluorescent or LED up to 2300 Watts.
The time that the lights remain on is adjustable from 0 to 5 minutes.
When triggered it turns the lights on and ignores further triggers while the lights are on.
The unit measures 7.0 x 4.0 x 2.1 cms.