Combines the powerful blast of sound of a gas fog horn, with the simplicity of a mouth horn : delivers over 100 dB with no effort. Operates on the vibration of a plastic diaphragm, which can easily be replaced with any thin plastic film. Hard-wearing, colourfast, nature-friendly and economical. Virtually can't be lost, because it floats
Length 195 mm Diameter 70 mm Weight 140 g Colour Yellow
Packaging Comes in a tube canister, with lanyard and 2 spare diaphragms