Signal mirror and top-decibel whistle set
https://files.fm/u/59a8euwr2f
Signal replicate and excessive-decibel whistle set, allowing visible and audible distress indications that deliver some distance to alert rescuers in remote environments.
Signal replicate and excessive-decibel whistle set, allowing visible and audible distress indications that deliver some distance to alert rescuers in remote environments.