Orion Alerter Basic-4 Red Aerial Flares and 12 Gauge Launcher for this Marine Boating Accessories kit. All Coast Guard approved marine boating accessory flares have an expiration date of 42 Months. The 4 high performance red aerials have a brightness of 16000 candelabra and can be seen from 27 miles away. Coast Guard approved for day or night time use. The Orion High Performance Red Aerial Flares have an altitude up to 500 feet in the air burn up to 7 seconds.