Lightweight signal mirror and emergency whistle for all outdoor activities including camping, hiking, backpacking, and emergency preparedness. Virtually unbreakable acrylic mirror and whistle
When the weather is fine, the optical signal transmission distance can reach more than 62 miles; Available even when in a cloudy night.
Great for outdoor long distance communication, sending reflective survival signal.
Enable you to aim the target, fast and precise signal delivery.
A very handy piece of kit to have out in the field