Add-A-Relay Unit, Black
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|For Use With||All Ceiling and Wall Mount Sensors except Self Contained or Wall Switches|
- Designed to cover large areas and eliminate obstructions. Automatically turn lights on/off when individuals enter and leave a room thereby reducing energy costs. Feature automatic time delay/sensitivity adjustments. For use with incandescent and fluorescent lighting. Low voltage sensors use 24VDC power supply from control unit (sold separately). Use a maximum of 4 sensors with each control unit.