An advanced Speed Indicator Device (SID), powered by a solar panel, accurately measures the speed of an unrecognisable black car approaching the city and displays this value to the driver. Spain, Europe 照片檔

Albacete, Castilla La Mancha, Spain - September 19, 2024: An advanced Speed Indicator Device (SID), powered by a solar panel, accurately measures the speed of an unrecognisable black car approaching the city and displays this value to the driver. The solar-powered radar flashes to warn the driver. The solar-powered radar flashes red speed numbers to warn the driver that he is speeding excessively and to tell him to "slow down". The car entering the city must slow down or risk an expensive fine.