Shoreline Marine Compact Marine Air Horn

From the Amazon Listing

• Unmatched Loudness for Maximum Safety: This portable air horn delivers a powerful 120 dB blast, heard from up to 1 mile (1,609 meters) away). Whether you're on a boat, navigating through fog, or hiking in bear country, this air horn ensures you're heard when it matters most
• Meets U.S. Coast Guard Requirements: This hand held small air horn can is ideal for safe boating in fog, rain and darkness. It will alert nearby boaters or the coast guard to your location in emergency situations. It also can be easily stowed away on a boat, jet-ski, dinghy, kayak, or canoe
• Versatile Thousands Of Uses: Our loud small air horn is perfect for marine safety, scaring wild animals like bears or coyotes, football games, pranks or sporting events. The loud, clear blast guarantees attention in emergencies or celebrations
• Compact Handheld Design: Our marine air horn for boat is lightweight and portable, this mini airhorn fits conveniently in side compartments of bags or pockets for quick access. Dimensions: 5.0 x 1.6 x 1.6 inches make it perfect for on-the-go safety and signaling
• Reliable Boat Accessory: Built with high-quality materials for durability and consistent performance. With a single press of a button, emit a loud and attention-grabbing blast to ensure you're heard in critical moments. Note: Extreme weather conditions may impact functionality