Usage:SOS 3 short blasts, followed by 3 long blasts, followed by 3 short blasts. (• • •  — — —  • • •). INTERNATIONAL DISTRESS SIGNAL6 short blasts followed by a pause of 1 minute then another 6 short blasts. Repeat as necessary. If your signal is heard, there should be an answering whistle of 3 blasts followed by a pause of 1 minute. Repeat this several times and continue until you are located.

• Essential part of any survival pack
• Easy to locate in low visibility situations due to bright colour
• Attachment clip and lanyard loop
• Lightweight and tough
• Long range, high pitched sound
• Weight: 90g; Size: 7.5cm x 2cm x 2cm; Material: ABS Plastic