The Tri Lite CVA Mechanical Back-up Alarm offers top quality zinc plated steel construction.� It is totally mechanical and automatic - no wires or switches needed.� As the vehicle moves one of the four gravity actuated hammers rings every 1/4 turn of the wheel.� Easy installation using standard tools.

The Tri Lite FEA-1 Electronic Back-up Alarm provides high audio output at an economical price.  Featuring all solid state circuitry, the FEA-1 exerts 97 db at 3 feet.  Easy installation using standard tools.

The Tri Lite LTA-2 Electronic Back-up Alarm provides high audio output at an economical price.  Using all solid state circuitry, the LTA-2 features two sound level options;  97 db at 3 feet or 87 db at 3 feet.  In addition, the LTA-2 is a multi-voltage device for applications ranging from 12 to 48vdc.  Easy installation using standard tools.