Fox 40 rechargeable safety signal air horn can be refilled quickly and conveniently with any bicycle pump, air compressor or at a local service station.. Powerful 120 dB sound meets National Coast Guard regulations.. Can be heard up to a mile away.. Up to 50 half second blasts per 80 psi charge.. Environmentally friendly 100% ozone safe!. Non-corrosive and non-toxic.. Can be used in all weather conditions.. Includes high pressure mini pump.
