Emergency Air Horn 135ml

Emergency Air Horn Includes: 1 x Air Horn Canister 135ml 1 x Air Horn Screw On Specifications: 135ml canister  – up to 80 short blasts in each canister – can be heard up to ¼ km in the open under good weather conditions. Shelf life – up to 3 years if not used Aerosol – non flammable – non toxic – environmentally friendly Suitable  for remote security locations, homes, schools, offices etc. ideal for use on building sites and as a temporary measure during alarm installation hand held air horn is a compact and portable device multiple uses: fire safety, boat safety, fog warning, evacuations, temporary alarm, golf courses or other emergencies to operate, simply press down on the plastic trumpet – to stop, release trumpet