Be ready to handle issues on the trail with the Coghlan's Air Horn. This USCG regulation compliant air horn is ideal for deterring approaching animals and for signalling for help. The signal is loud, measuring up to 115 decibels, and carries up to one mile away, so you can summon help from a distance. It lasts for approximately 70 blasts for repeated use. The air horn is compact, easy to carry and fits neatly into your backpack. | Coghlan's Air Horn