Yucurem Survival Signal Mirror Marine Emergency Outdoor Portable Tools Essential for Adventure (A)

Survival Signal Mirror Multifunctional Emergency Survive Outdoor Marine Kayak Reflection Device
Feature:
Acrylic material is light and .
Accurate fast transmission.
Signal + center aiming hole.

Specification:
Material: acrylic
Mirror size: 75 * 50 5.5mm/2.95*1.96*0.21in
Use: tool / remote communication function mirror
Instruction:
1. Single-handed the aim surface at,source so that reflected on of other hand;
2. Keep relative,position move hole to,eye through you can clearly see a bright,spot this front sight;
3. Slowly shake make coincide with target needs be,communicated will accurately reflective sent by you;
4. When can't clear sweep sight fro along horizon. Even in foggy,day tens kilometers away.
5. used as equipped,lanyard easy carry
6. Luminous effect. back side has built-in fluorescent material. store energy after being irradiated natural ultraviolet,etc.,stopped it released form,fluorescence night or Glowing still seen dark,places duration varies depending intensity light.
Note:
Due different monitor,effect actual color item might slightly from showed pictures. Thank you!
Please allow 1-3cm measuring deviation due manual measurement.