Smoke detector in the train, close up, isolated on white background. Fire alarm system on a white ceiling, close up of smoke detector
Palabras clave
isolated,
white,
background,
protection,
safety,
subway,
isolate,
transport,
emergency,
fire,
bus,
train,
rescue,
security,
system,
smoke,
prevention,
siren,
alarm,
ceiling,
danger,
detector,
sensor,
protect,
home,
house,
technology,
equipment,
device,
alert,
interior,
domestic,
household,
carbon,
sound,
object,
office,
indoor,
signal,
heat,
signs,
room,
symbol,
alertness,
closeup,
detail,
modern,
white background
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