Why there is a Red-light on Terrace, Tower and Antenna ??

Hello guys,

In this Video, i have explained Why there is a Red-light on Terrace, Tower and Antenna.
and i have also explained why there is only the Red-light, why not the white, blue,green and some other colors.

...............Please like & Subscribe my Channel...............
Youtube Link-

#Why red-light on rerrace,#Why redlight on antenna,#why redlight on tower,#why only the redlight,