Emergency signalling whistle.
DUAL FREQUENCY WHISTLE
Dual frequency survival whistle.
High quality plastic.
With lanyard hole and built in belt / pocket clip.
72mm long x 20mm wide.
Lightweight design with lanyard / keyring hole.
Loud, shrill, high-pitched and dual tone audible from distance.
Pea-less design for all weather use.
Clips to clothing or equipment for quick access.