Rescue Laser Flares are safer, more effective and longer lasting than pyrotechnic signaling flares.
Red Magnum Rescue Flare – 72 hour battery life, visibility of 1-3 miles in daylight and up to 20 miles at night. Water proof to 80 feet. Draws 6000ft signal line at 16 miles.
RLFAA024-01 Red 72 hour, 20 mile laser flare