7-in-1 Outdoor Survival Whistle
High Quality & Easy to Carry:Emergency Whistle is made of ABS high strength, fall resistance and high temperature engineering material, lightweight and fail-safe nice whistle works well in any conditions with excellent airflow design. This survival whistle comes with a long enough lanyard, which can be tied to your backpack, belt or neckInnovation Design:Emergency survival whistle adopts 7" 1 multipurpose design;It is detachable and assembled;When not in use,it is a whole for easily carrying and storage;When in use,you can quickly remove the required parts;It consists of whistle,compass,thermometer,light,magnifier,reflector mirror,sealed storage room;The lanyard makes you can wear it on your neck/wrist/backpack