Signal mirror-- with aiming function, signal transmission is accurate and fast. Tool-- the sight signal mirror is an essential option in any survival emergency kit. Retroreflector-- suitable for outdoor activities and emergency uses, camping, hunting, skiing. Survival emergency mirror-- multifunctional signal mirror: signal mirror, whistle for help, compass. three in one multifunctional outdoor distress tool.ideal for cars, outdoor adventures, mountain climbing, camping, hunting, skiing, fishing, extreme sports, survival, etc. Survival mirror-- when the weather is clear, the optical signal transmission distance can than 100 kilometers.
