Hey boaters, this Seachoice mini air horn is exactly what you need for safety on the water! It's US Coast Guard approved for boats up to 65 feet, making it perfect as your main signaling device or as a reliable backup. The kit comes with two 1.4oz canisters that use 100% non-flammable, ozone-safe gas - no worries about harmful chemicals. The trumpet is made from tough high-impact plastic that can handle the marine environment. When visibility gets poor or you need to alert other boaters in an emergency, this horn delivers a clear, loud signal that'll get attention. It's compact enough to store easily but powerful enough to be heard when it matters most. Whether you're dealing with fog, need to signal your position, or require emergency assistance, this horn has you covered. The design is straightforward - just attach the canister to the trumpet and you're ready to go. Much more reliable than shouting and way more effective than weak electronic horns. Every responsible boater should have one of these on board. Seriously, for the price, it's cheap insurance that could literally save lives out on the water. Don't head out without proper signaling equipment - this horn delivers exactly what you need.