What is a Rectangular Rapid Flashing Beacon and what does it mean?

Rectangular Rapid Flashing Beacon – City of Lincoln, NE

Rectangular Rapid Flashing Beacons (RRFB's)

Rectangular Rapid Flashing Beacons (RRFBs) - Wilmette

Rectangular Rapid Flashing Beacons (RRFB) for Drivers & Pedestrians

Rectangular Rapid Flashing Beacons

Rectangular Rapid-Flashing Beacon (RRFB)

Rectangular Rapid Flashing Beacon By Transportation Solutions And Lighting, Inc.

TS60-RRFB LED Rectangular Rapid Flashing Beacons - Traffic Safety Corp.

After girl on bike hit in crosswalk, what to know about the flashing traffic control devices – Shaw Local

Those crosswalks with amber flashing lights are everywhere. Some dos and don'ts.

City of Dunedin Florida - Government - Rectangular Rapid Flashing Beacons (RRFBS) 💡 alert motorists to slow down ✋, allowing bicyclists and pedestrians to move safely across the road when at a

Flashing Crosswalks for Safer Streets - City of Cambridge Participatory Budgeting

Pedestrian Safety Guide and Countermeasure Selection System

Rectangular Rapid Flashing Beacon - Traffic Safety Supply Company

ELTEC Rectangular Rapid Flashing Beacons (RRFB)