Coghlan's Four Function Whistle

Signal for help, let others know you are around, or have this while camping to play Hide-and-Go-Seek at dusk. Either way a whistle is always a smart tool to have. Just in case.Includes: Whistle Magnifier 2-scale Thermometer Compass Quick attach clip for attachment to belt, lanyard, etc Magnification Strength: 2.5x