Emergency Survival Whistle, Emergency Whistle with Compass 3 Pack

EASY TO BE HEARD - 3pcs super loud survival whistles can provide up to 120 decibels sound guaranteed, can be heard from far distances, and play its role in times of emergency., NOT ONLY A WHISTLE - 3 in 1 multi-functions, besides an emergency whistle, it is also a compass and a thermometer, bring you necessary information during outdoor sports., STURDY AND DURABLE - Made of Sturdy ABS, waterproof and durable, easily blew. Unlike metal whistles, can be freely touched in ultra low or high temperature., COMPACT AND HIGHLY PORTABLE - Less than 0.6OZ, bring no burden to your outdoor sports, with neck lanyard easy to get in any situation, it also can be tied to your backpack, belt and so on., MULTI-USES - Loud safety whistle for camping, hiking, cycling,skiing, any kind of outdoor activities, and can be also for Coaches, Instructors, Sports, Teachers, Life Guard, Protection, Self Defense.