car alarm
car alarm is an alarm device.
Overview
Device installed in a vehicle in an attempt to discourage theft.
In detail
Its recorded use is deterrence.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Car alarm”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q2475102: car alarm
Consult the source