Contains aerial, visual and sound signals. When combined with handheld flares this makes the perfect kit for Coastal boaters. Replaces Orion #535 Kit Includes: (1) 12-Gauge Safety Flare Launcher. (6) 12-Gauge High Performance Red Aerial Signals. (1) Signal Mirror. (1) SOLAS and USCG Approved Whistle. Neoprene Storage Case.