HYDERABAD: A low-cost energy saving device fitted with sensors automatically switches on streetlights when it gets dark and switches them off at dawn has caught attention of administration, with many districts opting for it.
The invention by grassroots innovator Raju Mupparapu of Gopalpuram village in Warangal has been fitted in CM K Chandrasekhar Rao’s adopted village Vasalamarri too by Yadadri Bhuvanagiri collector Pamela Satpathy.