WESIEVYA Survival Mirror Reflective Mirror Multi-Function Signal Mirror Small Mirror Sourkout Light Grey

Survival emergency mirror-- it is suitable for long-distance communication in the field and sending signals for survival,reflector.
Retroreflector-- suitable for outdoor activities and emergency uses, camping, hunting, skiing,emergency mirror.
Multi-function reflector-- when the weather is clear, the optical signal transmission distance can than 100 kilometers,field.
Small mirror-- with aiming function, signal transmission is accurate and fast,multi-function mirror.
Signal mirror-- there is a manual on back side which show you how to use this mirror,sourkout.