Mailing Address:

    K&K Systems
    P O Box 1065
    Verona, MS 38879

    Shipping Address:

    K&K Systems
    687 Palmetto Road
    Tupelo, MS 38801


    Fax: 662-566-7123

    Sales Contact:

    Technical Contacts:

    For technical support questions, contact:

    Become a Dealer

    Application and Details

    Other Contacts:

    For invoice or billing issues, contact:
    For shipping inquiries, contact:
    For other product inquiries, contact:


K&K Systems’ Sign Alert™ Speed Limit Signs are designed to enhance the visibility of the speed limit signs, and warn drivers of speed zones.  Sign Alert Systems are visible in all weather conditions with our ultra-bright LEDs. Sign Alert Speed Limit Signs operate 24 hours /7 days a week at top performance with our auto dimming and multi-stage battery charger features built into our smart controller. Our Sign Alert Systems have the capability to also be activated by our optional radar detector to flash only when vehicular traffic is approaching.

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Ultra-bright LEDs are Visible day or night and through all weather conditions.


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Our smart controller auto dims the ultra-bright LEDs to preserve battery life and increase brightness.

Compact Battery-solar box

Sign Alerts compact solar panel houses the “off the shelf” battery, the smart controller, and all controls for a more light weight sign, compact design, and easy installation.

MUTCD Compliant. Standard High Intensity Grade Sheeting.



Speed Limit Sign alert
Our standard Speed Limit Sign Alert comes standard with four LEDs, one in each corner. Upgrade your Sign Alert with an additional four LEDs for and even more illuminate sign.
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