clover life detector / After the earthquake relief

This is a new type of life detector，it is used to search and rescue survivors in earthquakes and other disasters.We designed it as clover and bamboo dragonfly .It can go to any corner of the ruins by helicopter on the wind.The lamp will light as long as rescue workers found signs of life.
When meeting henight search and rescue,the rescue team can determine the search range according to the light .It can both shorten the search time and increasing the chance of survival of survivors.