Sign in Register
Posted On: 30 July 2009 01:55 pm
Updated On: 12 November 2020 02:09 pm

:ecoSolar-powered traffic radar

Paper Boy
Paper Boy
Discuss here!
Start a discussion
The first solar-powered traffic radar in Doha installed recently near Qatar Science and Technology Park. The radar can function in the night too with energy stored in the day time.