Description Flashing Reduced Speed Limit Ahead Sign Our Illuminated Flashing Reduced Speed Limit Ahead Sign (W3-5) conforms to the specifications of the Federal Highway Administration (FHWA) set forth in the Manual on Uniform Traffic Control Devices (MUTCD). Our new thin design comes with a cabinet that houses the battery, wiring and circuit board. This allows for easy battery replacement when needed.  The sign is less bulky and easy to install. Using our innovative LED technology, the system employs a set of synchronized blinking, high-intensity LEDs. They extend the range of visibility of the sign during the day/night under all weather conditions. Furthermore, the LEDs are flashing, which increases driver awareness of the sign. Please refer to your local, state and federal regulations regarding the proper sign size. Proper sign sizing increases the safety benefit. Our LED signs are proudly made in the U.S.A. MUTCD Compliant. MUTCD W3-5 Type IX reflective sheeting provides outstanding reflective brightness, day or night. Eight 1 ¼” White or Yellow LED Lights. LEDs extend the visibility of the sign under all weather conditions. Highway grade .080 aluminum construction provides resistance to corrosion. Stainless steel security fasteners and Tufnut mounting hardware included to keep the sign secure. Lockable Cabinet – Polycarbonate Signs are weatherproof to prevent outside elements from entering the internal casing. Solar or AC Power Options Fast, easy installation, low maintenance. View and Download Spec Sheets and Manuals