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Radar solar speed signs aim to help Boonville community
Boonville, Ind. (WEHT) — 14 more solar powered radar signs have been approved for the city of Boonville. These signs monitor ...
Khaleej Times14y
Portable message signs make capital roads safer
PVMS are commonly used globally to provide drivers with warnings and up-to-date information on road and travel ... other wireless devices. The portable signs are solar, battery and generator ...