PiR Articles For your casual reading - What IS PIR

PIR - Passive Infra Red- It is used to control switching of any electrical medium, normally pair with lighting circuit

The above is for external used, detector range is 5m

The Above, Sensor - above type activated by Voice - maximum of up to 5 m

And following the wall sensor switch - can accumulate up to 500w with sensing motion up to 90 deg.

Check ... on the following... again

There be good enough for any selection of lighting class covering internal and external

Specification - PIR sensor switch for inductive and lighting control with minimum beam distance not < 5m install to lighting circuit as highlighted in drawing, color to match paint layout