Orion Coastal Alerter Signal Kit This product is subject to an additional 10 hazardous shipping fee and requires a signature at delivery This marine alerter signal kit is ideal for coastal boaters. The alert signals provide long distance signs to potential rescuers of an emergency situation. THis kit includes a 12-gauge launcher, aerial flares, a signal mirror, and a whistle. All of this is packed inside a floating neoprene safety pack. Coastal Alerter Signal Kit Includes 12-Gauge Safety Launche