Winner of the 2003 Innovation Award presented by the National Marine Manufacturers Association. Great onboard for emergency signaling or boat-to-boat hailing. This 9V horn uses Piezo-Electric technology and has no limited shelf-life so you don’t have the cost of replacement cans for your old airhorn. USCG approved.

• Produces a four-second blast audible up to 1/2 mile away
• Maximum decibels: 112dB
• Contains no CFCs
• 7" tall

Here's the Christopher-Jin's horn mounted on the starboard aft cabin wall where it's in easy reach just below the GPS.