These days Ancient Hour Glass Traffic LED Lights, in the modern way, are quite common in the world. These LED lights provides attractive look and people can easily wait on the signals simply watching the hour sand glass getting emptied.
The LED lights used in these signals drop down to make an apparent announcement that when to stop, when to get ready and when to go. The indicating signal security LED lights provide the best visual display and let you wait for a limited time on the signal and people simply follow all the formal three colored lights i.e. red to stop, yellow to get ready and green to go.