The WRDC Wireless Remote Damper Control eliminates overheating or overcooling in a space, and reduces the wasted energy heating and cooling unoccupied spaces. The WRDC controls a modulating zone damper that adjusts the amount of airflow to the space anywhere from 100% to 0% for optimum comfort and energy savings. 
Battery powered.
Requires no wiring in the living space.
Remote can be used anywhere in the space.
100 foot wireless range.
Remote communicates wirelessly to an R80DWL damper.
Lite key turns on backlight for easy viewing of display at night.
One remote can control up to 8 different spaces.