IFI 715 - Buoyant Smoke and Light Signal
IFF 215 - Buoyant Smoke only Signal

It is used for dayligt (IFF-215 - Generates 15 minutes of orange smoke) or day/night (IFI-715 - Smoke and light) for distress situations at sea.

 
Smoke generation time: 15 minutes
Light Time (IFI-715): 2 hours (without interruption)
It have automatic light sensors, activates only at dark, for energy save
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