The I-Sight ® Emergency Whistle and Strobe Flashlight comes with its own safety break-away neck lanyard, and truly is a multi-functional piece of must have gadgetry! Great for hikers, walkers, children, and anyone who needs to see, be seen, and be heard at night! Featuring an always useful Ultra-Bright White LED Flashlight, the unit also incorporates a piercingly loud and reliable emergency whistle sure to attract attention from far away when necessary, and can also act as a strobing light beacon enabling you to be seen well in advance by oncoming or approaching traffic.