ises to a height of up to 500' and burns for up to seven seconds at 16,000 candela.
Using aerial signals: Aerial flares should be fired after sighting or hearing a potential rescue vessel. To attract attention to your distress situation, the U.S. Coast Guard recommends that you fire two aerial flares--one immediately after the other--so rescuers can confirm the sighting and the direction of the signal.
These flares replace all previous Orion 12-gauge signals with improved performance. They will fit any 12-gauge launcher manufactured since 1981. Four-pack.